{"title":"Aster Seeds","description":"\u003cp data-start=\"1707\" data-end=\"2852\" class=\"PDq2pG_selectionAnchorContainer\"\u003eAster seeds are an excellent choice for creating colourful flower displays that bring lasting interest to Canadian gardens through the later part of the growing season. Our selection of aster flower seeds offers beautiful blooms in a range of colours, including white, pink, blue, mauve, and purple. Depending on the variety, annual and perennial asters work beautifully in flower beds, borders, cottage gardens, and landscaped areas, while their abundant blooms also make attractive cut flowers for bouquets. Asters add colour, texture, and an elegant natural look to residential gardens and larger landscape plantings. Their flowers are also attractive to bees, butterflies, and other pollinators, making them a valuable addition to pollinator-friendly outdoor spaces. Whether you are looking for annual aster seeds for seasonal colour, perennial asters for established garden beds, or varieties suitable for cut-flower arrangements, this collection offers plenty of possibilities for Canadian gardeners. Explore our aster seeds and choose your favourite varieties to add vibrant, long-lasting blooms to your outdoor space. Order online today.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"aster-de-laevis","title":"Aster Laevis","description":"\u003ch2 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eAster Laevis\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003eOffered by \u003cstrong data-mce-fragment=\"1\"\u003eNorthern Wildflowers\u003c\/strong\u003e, the Aster Laevis, also known as the smooth aster (\u003cem data-mce-fragment=\"1\"\u003eSymphyotrichum laeve\u003c\/em\u003e), is a hardy perennial that lights up the garden in fall with its star-shaped lavender-blue flowers and golden centers. Easy to grow, this aster attracts pollinators such as bees and butterflies while being highly resistant to diseases and mild droughts. Perfect for borders, wild gardens, or mass plantings, it adds a natural and elegant touch to your outdoor spaces.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSpread\u003c\/strong\u003e: 40 to 60 cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePlant Height\u003c\/strong\u003e: 60 to 120 cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eQuantity per Packet\u003c\/strong\u003e: Approximately 325 seeds\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCompanion Plants\u003c\/strong\u003e: Rudbeckia, echinacea, verbena bonariensis\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eEnemy Plants\u003c\/strong\u003e: None known\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eGrowing Tips\u003c\/strong\u003e:\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\"\u003eSow directly outdoors in fall or spring, in well-drained soil. Plant seeds 3-5 mm deep and keep the soil consistently moist until germination. Aster Laevis thrives in full sun to partial shade. Once established, it requires minimal maintenance and can tolerate dry conditions. Avoid planting in waterlogged soils. Pair it with companion plants like rudbeckia or echinacea for a balanced and pollinator-friendly garden.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eAdd a late-season burst of color to your garden with Aster Laevis, a low-maintenance plant from Northern Wildflowers that supports local wildlife while beautifying your outdoor spaces.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Northern Wildflowers","offers":[{"title":"Default Title","offer_id":52109431013536,"sku":null,"price":4.49,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/Symphyotrichumlaeve.jpg?v=1736365231"},{"product_id":"aster-nouvelle-angleterre","title":"New England Aster","description":"\u003ch2 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eNew England Aster\u003c\/strong\u003e: A native perennial for natural gardens\u003c\/h2\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eNew England Aster\u003c\/strong\u003e (\u003cem data-mce-fragment=\"1\"\u003eAster novae-angliae\u003c\/em\u003e), offered by OSC Seeds\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe New England Aster is a native Ontario perennial, perfect for attracting songbirds, pollinators, and butterflies to your garden. This plant features violet-purple flowers with a yellow-orange center, blooming from mid-August to October. Growing between 60 and 120 cm tall, this aster thrives in full sun but can tolerate partial shade, flourishing in moist soils found in fields, meadows, and forest edges. This perennial is hardy to Zone 3.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSpread:\u003c\/strong\u003e 45 to 60 cm \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePlant height:\u003c\/strong\u003e 60 to 120 cm \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePacket size:\u003c\/strong\u003e Approximately 300 seeds \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCompanion plants:\u003c\/strong\u003e Rudbeckia, echinacea, goldenrod \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eIncompatible plants:\u003c\/strong\u003e None known \u0026nbsp;\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eHow to Grow:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\"\u003eFor natural stratification, sow seeds outdoors in the fall in a sunny or semi-shaded location, covering them lightly with soil. For indoor sowing, begin in early March using a soilless mix, sowing seeds at a depth of 3 mm. Moisten the growing medium, then refrigerate or freeze the container for 2 to 3 weeks. Afterward, maintain a temperature of 20°C for germination, which may take 21 to 35 days or longer. Once germinated, place seedlings under lights in slightly cooler temperatures. Harden off the plants before transplanting them outdoors. Blooms typically appear two years after sowing seeds.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe New England Aster is an excellent addition to natural gardens, offering late-season blooms and ecological benefits for pollinators and wildlife.\u003c\/p\u003e","brand":"OSC","offers":[{"title":"Default Title","offer_id":52109472563360,"sku":"OSC00459","price":2.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/6940-Aster-New-England.jpg?v=1734013205"},{"product_id":"aster-bouquet-powderpuff","title":"Aster 'Bouquet Powderpuff'","description":"\u003ch2 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eElegant and Fragrant: Aster 'Bouquet Powderpuff'\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eAster 'Bouquet Powderpuff'\u003c\/strong\u003e (\u003cem data-mce-fragment=\"1\"\u003eCallistephus chinensis\u003c\/em\u003e), offered by OSC Seeds\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe 'Bouquet Powderpuff' Aster is a heritage annual prized for its double, delicately fragrant blooms that nearly conceal its foliage. Standing tall at 60 cm with 6 cm wide flowers in a variety of vibrant colors, this variety is perfect for garden borders, flower beds, or floral arrangements. Introduced before 1900, it’s a favorite among heirloom flower enthusiasts for its wilt resistance and abundant, long-lasting blooms.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSpread:\u003c\/strong\u003e 30 cm \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePlant Height:\u003c\/strong\u003e 60 cm \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePacket Size:\u003c\/strong\u003e Approximately 150 seeds \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCompanion Plants:\u003c\/strong\u003e Zinnias, cosmos, dahlias \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eEnemy Plants:\u003c\/strong\u003e None known \u0026nbsp;\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eHow to Grow:\u003c\/strong\u003e \u0026nbsp;\u003cbr data-mce-fragment=\"1\"\u003eSow seeds directly outdoors in mid-May or start them indoors from mid-March to early April to jumpstart blooming. Use a soilless mix and avoid covering seeds, as light aids germination (7 to 15 days at 21°C). After germination, place seedlings under grow lights at a slightly cooler temperature, then harden them off before transplanting outdoors after the last frost. Deadhead regularly to encourage extended blooming.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe 'Bouquet Powderpuff' Aster is a charming addition to gardens and bouquets, delivering vibrant colors and graceful blooms that bring life to sunny spaces.\u003c\/p\u003e","brand":"OSC","offers":[{"title":"Default Title","offer_id":52109482426528,"sku":"OSC00255","price":2.49,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/Powderpuff-Bouquet-Aster-Seeds-5035.jpg?v=1734013476"},{"product_id":"aster-crego-geantes","title":"Aster 'Crego Giant Mix'","description":"\u003ch2 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCrego Giant Mix Aster: Bold Colors and Graceful Blooms\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eAster 'Crego Giant Mix'\u003c\/strong\u003e (\u003cem data-mce-fragment=\"1\"\u003eCallistephus chinensis\u003c\/em\u003e), \u003cstrong data-mce-fragment=\"1\"\u003eoffered by OSC Seeds\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe \u003cstrong data-mce-fragment=\"1\"\u003e'Crego Giant Mix' aster\u003c\/strong\u003e, also known as \"ostrich plumes,\" is a cherished annual variety featuring \u003cstrong data-mce-fragment=\"1\"\u003edouble, fragrant flowers\u003c\/strong\u003e measuring 10 to 15 cm in diameter. Its \u003cstrong data-mce-fragment=\"1\"\u003eloose, curled petals\u003c\/strong\u003e create a unique and elegant appearance. Available in \u003cstrong data-mce-fragment=\"1\"\u003ewhite, pink, crimson, salmon, blue, and violet\u003c\/strong\u003e, these vibrant blooms stand tall on \u003cstrong data-mce-fragment=\"1\"\u003esturdy 60 cm stems\u003c\/strong\u003e, making them ideal for borders, containers, and floral arrangements.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSpread\u003c\/strong\u003e: 20 to 30 cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePlant Height\u003c\/strong\u003e: 60 cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePacket Size\u003c\/strong\u003e: Approximately 150 seeds\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCompanion Plants\u003c\/strong\u003e: Zinnias, dahlias, cosmos\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eEnemy Plants\u003c\/strong\u003e: None known\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eHow to Grow:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\"\u003eSow seeds directly outdoors in mid-May, or start indoors between mid-March and early April using a soilless mix. Leave seeds on the surface to ensure they receive light, allowing them to germinate in \u003cstrong data-mce-fragment=\"1\"\u003e7 to 15 days\u003c\/strong\u003e at \u003cstrong data-mce-fragment=\"1\"\u003e21°C\u003c\/strong\u003e. After germination, place seedlings under lights at a slightly cooler temperature. Harden them off before transplanting outdoors after the last frost. Deadhead regularly to encourage continuous blooming.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e'Crego Giant Mix' asters\u003c\/strong\u003e add \u003cstrong data-mce-fragment=\"1\"\u003ebold color and elegance\u003c\/strong\u003e to gardens while providing \u003cstrong data-mce-fragment=\"1\"\u003estunning blooms\u003c\/strong\u003e for vibrant floral displays and bouquets.\u003c\/p\u003e","brand":"OSC","offers":[{"title":"Default Title","offer_id":52109482492064,"sku":"OSC00254","price":2.49,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/Giant-Crego-Mixed-Aster-Seeds-5030.jpg?v=1734013479"},{"product_id":"aster-cordifolius-aster-a-feuilles-cordees","title":"Heart-shaped Aster","description":"\u003ch3\u003e\n\n\u003cstrong\u003eHeart-leaved aster\u003c\/strong\u003e \u003cem\u003e(Aster cordifolius)\u003c\/em\u003e , seeds from Marie-Victorin\u003c\/h3\u003e\n\u003cp\u003e Heartleaf aster \u003cem\u003e(Aster cordifolius)\u003c\/em\u003e is a native perennial prized for its heart-shaped foliage and delicate blooms in soft blue tones. Its fall blooms from July to October attract a wide variety of pollinators, adding life and charm to natural gardens. Easy to grow, it tolerates a wide range of conditions, but prefers moist, slightly rocky soils, such as those found on forest edges or in partially shaded areas.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eSpread\u003c\/strong\u003e : 0.5 to 1 meter\u003cbr\u003e \u003cstrong\u003ePlant height\u003c\/strong\u003e : 0.5 to 1.2 meters\u003cbr\u003e \u003cstrong\u003eQuantity per pack\u003c\/strong\u003e : over 1000 seeds\u003cbr\u003e \u003cstrong\u003eCompanion plants\u003c\/strong\u003e : ferns, bloodroot, asaret\u003cbr\u003e \u003cstrong\u003eEnemy plants\u003c\/strong\u003e : none known\u003c\/p\u003e\n\u003cp\u003e To maximize germination, mix seeds with an equal volume of moist sand or vermiculite, then place in a sealed plastic bag. Refrigerate for 30 days. Then sow directly in the desired location as soon as the weather becomes suitable, or in the fall for natural germination the following spring or later.\u003c\/p\u003e\n\u003cp\u003e This hardy and adaptable plant is ideal for low-maintenance gardens, especially in semi-shaded areas. With its dense foliage and abundant flowering, the Heart-leaved Aster is perfect for creating a natural effect and attracting butterflies and bees. A must-have choice for lovers of wild gardens!\u003c\/p\u003e","brand":"Les semences Marie-Victorin","offers":[{"title":"Default Title","offer_id":52109544751264,"sku":"AIG-SMV","price":5.49,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/aster_cordifolius.jpg?v=1768600546"},{"product_id":"northernwildflowers-ca-aster-de-nouvelle-angleterre","title":"New England Aster","description":"\u003ch2 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eNew England Aster\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe New England Aster (\u003cem data-mce-fragment=\"1\"\u003eSymphyotrichum novae-angliae\u003c\/em\u003e), offered by Northern Wildflowers, is a majestic perennial native to North America, perfect for naturalized gardens and wetland areas. Growing between 90 and 180 cm tall, it lights up the garden in autumn, blooming from September to October with abundant purple flowers featuring golden centers. Thriving in medium to moist soils and sunny to partially shaded locations, it attracts bees, butterflies, and other pollinators, enhancing biodiversity when few flowers remain in bloom.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSpread\u003c\/strong\u003e: Up to 60 cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePlant height\u003c\/strong\u003e: 90 to 180 cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSeeds per packet\u003c\/strong\u003e: Over 200 seeds\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCompanion plants\u003c\/strong\u003e: Goldenrod, black-eyed Susan, ironweed\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eEnemy plants\u003c\/strong\u003e: None known\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eGrowing Tips:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\"\u003eFor successful germination, sow seeds directly in the fall or cold stratify them for 6 to 8 weeks before spring sowing. Plant seeds on the soil surface, as they require light to germinate. The New England Aster thrives in well-drained to moist soils and prefers full sun to partial shade. Once established, this hardy plant requires minimal care and provides vibrant color to gardens late in the season.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eEnhance your garden with the New England Aster, a stunning perennial that supports biodiversity and adds autumnal beauty!\u003c\/p\u003e","brand":"Northern Wildflowers","offers":[{"title":"Default Title","offer_id":52109546324128,"sku":"NOW00131","price":4.49,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/Symphyotrichumnovae-angliae.jpg?v=1736365300"},{"product_id":"aster-novae-angliae-aster-de-la-nouvelle-angleterre","title":"New England Aster","description":"\u003ch3\u003e\n\n\u003cstrong\u003eNew England aster\u003c\/strong\u003e \u003cem\u003e(Aster novae-angliae)\u003c\/em\u003e , seeds from Marie-Victorin\u003c\/h3\u003e\n\u003cp\u003e New England aster \u003cem\u003e(Aster novae-angliae)\u003c\/em\u003e is a spectacular perennial prized for its late, abundant blooms that brighten gardens with vibrant shades of mauve and pink. Its lightly camphor-scented foliage adds a unique sensory dimension. Ideal for natural or rustic gardens, this aster attracts butterflies, bees and other pollinators, while extending the flowering season until autumn. Grown in groves, it becomes a real point of attraction in the landscapes.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eSpread\u003c\/strong\u003e : 0.5 to 1 meter\u003cbr\u003e \u003cstrong\u003ePlant height\u003c\/strong\u003e : 1 to 1.5 meters\u003cbr\u003e \u003cstrong\u003eQuantity per pack\u003c\/strong\u003e : over 1000 seeds\u003cbr\u003e \u003cstrong\u003eCompanion plants\u003c\/strong\u003e : solidago, echinacea, rudbeckia\u003cbr\u003e \u003cstrong\u003eEnemy plants\u003c\/strong\u003e : none known\u003c\/p\u003e\n\u003cp\u003e No pre-treatment is necessary for these seeds. Sow them directly in the desired location as soon as the temperature becomes suitable. This hardy plant adapts easily to well-drained, sunny soils.\u003c\/p\u003e\n\u003cp\u003e With its vibrant, long-lasting flowers, New England aster is a must-have for gardeners looking to combine aesthetics and ecology. Providing shelter and food for pollinators at the end of the season, it is a real treasure for natural landscaping.\u003c\/p\u003e","brand":"Les semences Marie-Victorin","offers":[{"title":"Default Title","offer_id":52109557825696,"sku":"AIG-SMV","price":5.49,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/Aster_novae-angliae_Aster_de_la_Nouvelle-Angleterre.jpg?v=1768600546"},{"product_id":"w-h-perron-reine-marguerite-princesse-melange","title":"Princess Mix China aster (\u003cem\u003eCallistephus chinensis\u003c\/em\u003e)","description":"\u003cp\u003e\u003cstrong\u003ePrincess Mix China aster (\u003cem\u003eCallistephus chinensis\u003c\/em\u003e)\u003c\/strong\u003e is a giant, branching annual intended for garden beds and cut flowers. Each plant carries numerous double flowers approximately 8 cm across in an assortment of colours. Stems reach approximately 70 cm and plants spread 30 to 45 cm. W.H. Perron lists flowering from May through September and maturity in 14 to 15 weeks. Double flowers open progressively from the centre outward and may last up to seven days in a vase when harvested half open and placed promptly in clean water. Repeated cutting also keeps gardeners attentive to stem strength, foliage health, and the development of new flowering branches.\u003c\/p\u003e\u003cp\u003eThe W.H. Perron packet, product code 61-6360-010, contains approximately 100 bare seeds. Sow indoors approximately six weeks before the last frost in clean, porous, well-drained seed-starting mix. Space seeds, cover them lightly, and maintain 18 to 20°C. Keep the surface moist without saturating the medium. Germination takes 6 to 14 days. After emergence, provide abundant light and constant air movement to produce short, sturdy plants. Transplant carefully when root balls are well formed, then harden plants gradually before moving them outdoors. Label every tray so the variety name and sowing date remain available through transplanting and flower harvest.\u003c\/p\u003e\u003cp\u003eTransplant 7 to 10 days after the last ground frost. Choose full sun or light partial shade and fertile, neutral to slightly alkaline, light, well-drained soil. Allow 30 to 45 cm between plants in a garden bed; a cut-flower row may use 20 to 30 cm spacing when air movement remains adequate. Water at soil level during establishment, then approximately twice weekly in dry weather without unnecessarily wetting foliage. Remove faded flowers to extend bloom. Rotate the growing location from year to year and promptly remove wilted or distorted plants to reduce risks from Fusarium wilt and aster yellows.\u003c\/p\u003e","brand":"W.H. Perron","offers":[{"title":"Default Title","offer_id":52143274098848,"sku":"61-6360-010","price":3.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/Astermelange_MargueritePrincess.png?v=1768526790"},{"product_id":"w-aster-california-giant-mix","title":"‘California Giant’ china aster (\u003cem\u003eCallistephus chinensis\u003c\/em\u003e)","description":"\u003cp\u003e\u003cstrong\u003e‘California Giant’ china aster (\u003cem\u003eCallistephus chinensis\u003c\/em\u003e)\u003c\/strong\u003e ‘California Giant’ china aster is distinguished by flowers. It is a clearly identified china aster cultivar for gardeners who value dependable sowing information and a well-labelled crop. Its botanical identity is Callistephus chinensis. Plan this variety for an ornamental bed, border, or suitable container, according to its mature size and growing requirements. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation.\u003c\/p\u003e\u003cp\u003eStart indoors 6 to 8 weeks before planting out or direct sow in warmed soil. Sow about 3 mm deep. Keep the seedbed evenly moist through emergence. Allow 15 to 30 cm between plants. Provide full sun and avoid standing water. A germination temperature of 21 to 22°C is appropriate for this crop. Thin crowded seedlings early and harden indoor-started plants gradually before transplanting. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level. Good air circulation and adequate spacing help foliage dry normally after rain or irrigation.\u003c\/p\u003e\u003cp\u003e‘California Giant’ china aster is suited to beds, borders, or containers where its form and flowering can be appreciated. Pair it with plants that prefer comparable light, moisture, and drainage. Water regularly at soil level and provide good air circulation. Keep the planting accessible for observation, watering, harvest, or grooming. Use clean tools, remove damaged material, and store unused seed in a cool, dry, dark location. Choose compatible neighbouring plants and maintain enough room for air circulation. For best results, label the row and observe the plants regularly as conditions change through the season. Adjust watering to rainfall, wind, container size, and the actual moisture at soil level.\u003c\/p\u003e","brand":"Weston","offers":[{"title":"Default Title","offer_id":52180314751136,"sku":"WSD-62223000010","price":3.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/rn-image_picker_lib_temp_ae176b06-c69a-4935-9095-908c28e56862.jpg?v=1752243136"},{"product_id":"aster-early-charm","title":"Aster 'Early Charm'","description":"\u003cp\u003e \u003cstrong\u003eAster 'Early Charm' – McKenzie Seeds\u003c\/strong\u003e\u003c\/p\u003e\n\n \u003cp\u003e\u003cstrong\u003eAster 'Early Charm'\u003c\/strong\u003e is a compact perennial that offers abundant flowering from late summer until the first frosts. Its magnificent star-shaped flowers, in vibrant shades of pink and purple, attract butterflies and other pollinators. Ideal for beds, borders and pots, this aster brightens up the garden by bringing a colorful and natural touch. Easy to grow, it adapts to well-drained soils and prefers a sunny to partial shade exposure. Its resistance to cold and its prolonged flowering make it a must-have for autumn gardens.\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSpread:\u003c\/strong\u003e 30 to 50 cm\u003cbr\u003e \u003cstrong\u003ePlant height:\u003c\/strong\u003e 40 to 60 cm\u003cbr\u003e \u003cstrong\u003eQuantity per pack:\u003c\/strong\u003e about 100 seeds\u003cbr\u003e \u003cstrong\u003eCompanion plants:\u003c\/strong\u003e Rudbeckia, echinacea, sedum, lavender\u003cbr\u003e \u003cstrong\u003eEnemy plants:\u003c\/strong\u003e Plants that are too invasive and limit its development (e.g. mint, bindweed)\u003c\/p\u003e\n\n \u003cp\u003eThanks to its late and bright flowering, the \u003cstrong\u003eAster 'Early Charm'\u003c\/strong\u003e is perfect for prolonging the beauty of the garden in autumn. Undemanding and easy to maintain, it guarantees a flowery and lively decor until the arrival of the cold.\u003c\/p\u003e","brand":"Mckenzie","offers":[{"title":"Default Title","offer_id":52241506926752,"sku":null,"price":2.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/Mck_Annual_100036_Aster_EarlyCharm_front.webp?v=1768600546"},{"product_id":"a-aster-a-ombelles","title":"Flat-Topped White Aster (Doellingeria umbellata) – Seeds","description":"\u003cp\u003e\u003cstrong\u003eFlat-Topped White Aster (\u003cem\u003eDoellingeria umbellata\u003c\/em\u003e)\u003c\/strong\u003e is a tall native perennial distinguished by broad, flattened clusters of white flowers with yellow centres. Carried above upright, leafy stems, the blooms appear from late summer into early autumn, when many other perennials are finishing their display. Its green, lance-shaped deciduous foliage forms a natural-looking clump generally reaching 1.2 to 1.75 m tall. This rhizomatous species can gradually develop into an elegant colony when given adequate space. Exceptionally hardy in Zones 3 to 8, it returns reliably after severe Quebec winters and extends the seasonal interest of naturalized, pollinator-friendly landscapes across Canada.\u003c\/p\u003e\u003cp\u003eFlat-Topped White Aster prefers full sun or light partial shade and consistently moist, fertile, well-drained soil. It adapts well to loamy or clay ground and is particularly suitable for locations that retain regular moisture during active growth. Providing 90 to 140 days of moist cold stratification improves seed germination before spring sowing. Seeds may also be sown outdoors in autumn to receive natural winter chilling. Cover them only lightly, keep the medium evenly moist, and prevent prolonged drought. In Quebec gardens, a moderate spring application of mature compost supports vigorous growth without encouraging excessively soft stems. Established clumps benefit from division when their centres become crowded.\u003c\/p\u003e\u003cp\u003eIn the garden, Flat-Topped White Aster is ideal for rain gardens, shoreline buffers, moist meadows, woodland edges, and ecological restoration projects. Its numerous late-season flowers supply nectar and pollen to bees, butterflies, and other beneficial insects as floral resources begin to decline. Seed heads left standing may also feed some birds and provide winter shelter for invertebrates. Pair this native perennial with Spotted Joe-Pye Weed, Prairie Ironweed, Northern Blue Flag Iris, or Cardinal Flower. Its tall habit adds structure to layered plantings, while spreading rhizomes help establish durable colonies and contribute to soil stabilization in moist natural landscapes.\u003c\/p\u003e","brand":"Akène","offers":[{"title":"Default Title","offer_id":52275131580576,"sku":"AKE-SEMENCES","price":4.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/aster_a_ombelles_flat_top_white_aster_doellingeria_umbellata_3_large_7beb5d51-962c-4b6d-9c6e-ec305f78c937.webp?v=1739928950"},{"product_id":"a-aster-ponceau","title":"Swamp Aster — Symphyotrichum puniceum","description":"\u003cp\u003e\u003cstrong\u003eSwamp Aster (\u003cem\u003eSymphyotrichum puniceum\u003c\/em\u003e)\u003c\/strong\u003e is a tall native perennial with sturdy stems that are often flushed reddish purple and covered in coarse hairs. Its green, lance-shaped, toothed leaves create a bold upright mass with strong natural character. From late summer until the first hard frosts, the plant carries numerous daisy-like blooms with blue-violet, lavender, or purple rays surrounding yellow centres that deepen in colour as they mature. This generous late display extends garden interest well into autumn. Exceptionally hardy in Quebec and much of Canada, this deciduous species returns reliably each year and usually develops its most impressive stature in consistently moist or wet soil.\u003c\/p\u003e\u003cp\u003eSwamp Aster performs best in full sun or partial shade and in loamy, clay-based, or organic soil that remains moist. It is particularly suitable for rain gardens, vegetated ditches, shorelines, and low areas where summer moisture is dependable. Seeds may be scattered outdoors in autumn to receive natural winter chilling or sown in spring after moist cold stratification. Once seedlings are established, keep the root zone evenly moist without creating prolonged stagnant water. In Quebec and elsewhere in Canada, a light spring application of compost is generally sufficient. Avoid excessive fertilizer, which may encourage overly lush growth and weak stems that require additional support.\u003c\/p\u003e\u003cp\u003eIn the garden, Swamp Aster is especially valuable to bees, bumblebees, butterflies, and many beneficial insects seeking nectar and pollen late in the season. Its height provides structure at the back of naturalistic borders, in wet meadows, and throughout ecological restoration plantings. It combines naturally with Spotted Joe-Pye Weed, Goldenrod, Cardinal Flower, and Northern Blue Flag. Dry stems and spent flower heads can remain standing through winter to provide shelter and resources for wildlife before being cut back in spring. Although searches for swamp aster uses, edible qualities, or traditional properties occur, this species is offered here for ornamental, pollinator, habitat, and restoration purposes.\u003c\/p\u003e","brand":"Akène","offers":[{"title":"Default Title","offer_id":52275131678880,"sku":"AKE-SEMENCES","price":4.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/symphyotrichum-puniceum-aster-ponceau-3_1_large_f2fe7c92-39fc-44e1-99d7-351a156db726.webp?v=1739928951"},{"product_id":"ga-aster-matsumoto-apricot-bio","title":"Organic Aster 'Matsumoto Apricot'","description":"","brand":"Gaia","offers":[{"title":"Default Title","offer_id":53075545391264,"sku":"GAI-SEMENCES","price":4.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/MatsumotoApricotAster.png?v=1764685072"},{"product_id":"p-melange-d-asters-de-chine","title":"Chinese aster mix (\u003cem\u003eCallistephus chinensis\u003c\/em\u003e)","description":"\u003cp\u003e\u003cstrong\u003eChinese aster mix\u003c\/strong\u003e \u003cem\u003eCallistephus chinensis\u003c\/em\u003e Chinese aster mix is an ornamental flower variety offered as seed for gardens in Quebec and across Canada. This variety is especially notable for the following characteristic: 40 to 90 cm high. Its confirmed botanical name is Callistephus chinensis, which helps gardeners identify the plant accurately. Development speed varies with warmth, light, soil quality, and sowing time. The producer lists a mature height of 40 to 90 cm. Suitable spacing promotes air movement around the foliage. This plant prefers full sun to part shade. Well drained soil.\u003c\/p\u003e\u003cp\u003eThe confirmed sowing depth is 2 mm. The producer recommends 30 cm between plants. The listed germination temperature is 18°C. Germination time can vary with substrate moisture and temperature. For best results, keep the growing medium lightly moist during germination without saturating it. Once plants are established, water as needed while considering rainfall, drainage, and heat. Regular observation of the foliage makes it easier to adjust watering and care promptly. A light mulch can moderate moisture swings after plants are well established. Avoid persistent waterlogging, which reduces oxygen around the roots.\u003c\/p\u003e\u003cp\u003eYou can grow this variety beside plants with similar light and soil requirements. Viewing flowers at the right stage highlights the ornamental qualities of this variety. This variety fits naturally into an ornamental planting suited to its growth habit. These flower seeds offer a clearly presented option for planning a garden project suited to the season. Store the packet in a dry place and use the product-specific details to plan sowing. Gradual hardening off is recommended before outdoor planting when seedlings were started indoors. Watch young plants closely during windy, very hot, or unusually wet periods.\u003c\/p\u003e","brand":"Le potager ornemental de Catherine","offers":[{"title":"Default Title","offer_id":53243330920608,"sku":"POC-SEMENCES","price":4.19,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/Melanged_astersdeChine.jpg?v=1770668368"},{"product_id":"northern-wildflowers-flat-topped-white-aster","title":"Aster à ombelles (\u003cem\u003eDoellingeria umbellata\u003c\/em\u003e)","description":"\u003cp\u003eAster à ombelles Doellingeria umbellata est un produit de semences de plantes sauvages offert par Northern Wildflowers La hauteur indiquée est 2-6 pi de hauteur L’exposition recommandée est plein soleil à mi-ombre La période indiquée est floraison juillet to septembre Les caractéristiques présentées reprennent les renseignements associés à ce produit et doivent être lues avec les indications imprimées par le fournisseur Le format retenu dans cette importation correspond au petit sachet de détail et exclut les formats de vrac ou les gros sachets Pour le semis respectez la profondeur la période le prétraitement et la durée indiqués sur le sachet de ce produit.\u003c\/p\u003e\u003cp\u003eL’humidité du sol recommandée est moyen à humide La rusticité publiée correspond aux zones 3-9 Le sachet contient 200 graines per pack covers 50ft2 Pour le semis respectez la profondeur la période le prétraitement et la durée indiqués sur le sachet de ce produit Gardez le lit de semence régulièrement humide pendant la germination sans le saturer puis ajustez l’arrosage selon les conditions observées Une préparation soignée du sol un bon contact avec le substrat et un suivi constant favorisent une implantation uniforme Conservez le sachet fermé au frais au sec et à l’abri de la lumière jusqu’au moment du semis.\u003c\/p\u003e\u003cp\u003eGardez le lit de semence régulièrement humide pendant la germination sans le saturer puis ajustez l’arrosage selon les conditions observées Une préparation soignée du sol un bon contact avec le substrat et un suivi constant favorisent une implantation uniforme Conservez le sachet fermé au frais au sec et à l’abri de la lumière jusqu’au moment du semis Gardez le lit de semence régulièrement humide pendant la germination sans le saturer puis ajustez l’arrosage selon les conditions observées Une préparation soignée du sol un bon contact avec le substrat et un suivi constant favorisent une implantation uniforme.\u003c\/p\u003e","brand":"Northern Wildflowers","offers":[{"title":"Default Title","offer_id":58808333566112,"sku":null,"price":4.49,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/shutterstock_2360293471.jpg?v=1788541829"}],"url":"https:\/\/www.pepiniere.ca\/en\/collections\/aster-seeds.oembed","provider":"Pépinière.ca","version":"1.0","type":"link"}