Sale
Sold out
Non-organic seeds, Treated seeds, open-pollinated variety, coated seeds
Asteraceae
Ornamental flowers seeds
Presto® coreopsis (Coreopsis grandiflora)
Product code : 60-5432-010
Presto® coreopsis has confirmed characteristics that help you plan its placement and cultivation. Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow. The packet contains approximately 50 bare seeds, and the formulation is non-organic seeds, treated seeds, open-pollinated variety, coated seeds. For best results, follow the sowing, light, and spacing information associated with this variety. You can adjust care to your soil, weather, and observed growth without exceeding the plant’s actual needs. Presto What makes Presto unique are its 6 cm double and semi-double flowers in combination with its natural short and perfect ball shape plant habit.
- Quantity
- Approximately 50 bare seeds per packet
- Exposure
- Full sun
- Life cycle
- Perennial
Discover the plant
Common namePresto® coreopsis
FamilyAsteraceae
GenusCoreopsis
Speciesgrandiflora
CultivarPresto®
TypeNon-organic seeds, Treated seeds, open-pollinated variety, coated seeds
Botanical nameCoreopsis grandiflora
Presto® coreopsis (Coreopsis grandiflora) Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow. You can adjust care to your soil, weather, and observed growth without exceeding the plant’s actual needs. Presto What makes Presto unique are its 6 cm double and semi-double flowers in combination with its natural short and perfect ball shape plant habit. Measured care based on the plant’s condition generally supports better balance than unnecessary routine treatments.
The packet contains approximately 50 bare seeds, and the formulation is non-organic seeds, treated seeds, open-pollinated variety, coated seeds. For best results, follow the sowing, light, and spacing information associated with this variety. It is recommended to remove only damaged material while retaining healthy foliage needed for continued growth. Results may vary with weather, sowing date, soil quality, and the number of hours of useful light each day. This approach helps gardeners enjoy the variety’s confirmed qualities without adding more maintenance than the plant requires. For best results, check the growing medium before watering and adjust frequency to the actual conditions around the plant.
You can review foliage and new growth each week to notice water stress, slowed development, or damage at an early stage. Good air movement and spacing that follows the product information support steady development throughout the growing season. Gradual hardening helps reduce transplant stress when seedlings have been started indoors before moving into the garden. The information printed on the packet remains the reference for depth, temperature, and timing associated with this seed lot. It is best to adapt care to your garden’s microclimate instead of following a fixed watering schedule in every situation.
Sowing guide
It all startswith a seed.
Sowing depth
Press onto the medium and cover very lightly
Spacing / density
Space approximately 20 cm apart
Germination temperature
15 to 18°C
Germination time
4 to 6 days
Sowing period
Indoors 4 to 6 weeks before planting, or direct sow outdoors after the last frost
Propagation
Seed
Growing method
For best results with Presto® coreopsis, follow the confirmed sowing information and observe growth at each stage. Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow. The packet contains approximately 50 bare seeds, and the formulation is non-organic seeds, treated seeds, open-pollinated variety, coated seeds. For best results, follow the sowing, light, and spacing information associated with this variety. You can adjust care to your soil, weather, and observed growth without exceeding the plant’s actual needs. Presto What makes Presto unique are its 6 cm double and semi-double flowers in combination with its natural short and perfect ball shape plant habit. Measured care based on the plant’s condition generally supports better balance than unnecessary routine treatments. For containers, drainage and soil volume directly influence moisture stability around the roots and the frequency of watering. In the garden, an accessible position makes observation, occasional watering, harvesting, and timely maintenance easier. It is recommended to remove only damaged material while retaining healthy foliage needed for continued growth. Results may vary with weather, sowing date, soil quality, and the number of hours of useful light each day.
Soil and care
The right care,at the right time.
Soil pH
Light, dry to moderately moist, well-drained soil
Minimum temperature
Frost tender during annual production
Care level
Easy
Watering
For Presto® coreopsis, check soil moisture before watering and adjust frequency to weather and observed growth. Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow. The packet contains approximately 50 bare seeds, and the formulation is non-organic seeds, treated seeds, open-pollinated variety, coated seeds.
Soil type
Choose dry to moderately moist, poor to average soil with consistently excellent drainage. Presto® accepts ordinary, sandy, or slightly rocky ground and does not require rich soil. Loosen compact soil before planting, however, and avoid depressions where water collects after rain. In containers, use porous potting mix in a pot with drainage holes. Consistent moisture helps young plants become established, but permanently waterlogged soil reduces the vigour and longevity of this perennial. Avoid excessive organic amendment that would keep the crown wet for prolonged periods.
Fertilization
Fertilization for Presto® coreopsis can remain moderate and be adjusted to soil fertility and observed vigour. Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow. The packet contains approximately 50 bare seeds, and the formulation is non-organic seeds, treated seeds, open-pollinated variety, coated seeds.
Moisture
Consistent without saturation
Seasonal care
Seasonal care for Presto® coreopsis relies on regular observation, measured intervention, and respect for its growth cycle. Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow. The packet contains approximately 50 bare seeds, and the formulation is non-organic seeds, treated seeds, open-pollinated variety, coated seeds. For best results, follow the sowing, light, and spacing information associated with this variety. You can adjust care to your soil, weather, and observed growth without exceeding the plant’s actual needs. Presto What makes Presto unique are its 6 cm double and semi-double flowers in combination with its natural short and perfect ball shape plant habit. Measured care based on the plant’s condition generally supports better balance than unnecessary routine treatments. For containers, drainage and soil volume directly influence moisture stability around the roots and the frequency of watering. In the garden, an accessible position makes observation, occasional watering, harvesting, and timely maintenance easier. It is recommended to remove only damaged material while retaining healthy foliage needed for continued growth. Results may vary with weather, sowing date, soil quality, and the number of hours of useful light each day. This approach helps gardeners enjoy the variety’s confirmed qualities without adding more maintenance than the plant requires.
Container growing
A garden,within reach.
Recommended pot size
Container at least 30 cm wide with drainage
Presto® coreopsis can be considered for a container when volume, drainage, and light match the expected growth. Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow. The packet contains approximately 50 bare seeds, and the formulation is non-organic seeds, treated seeds, open-pollinated variety, coated seeds. For best results, follow the sowing, light, and spacing information associated with this variety. You can adjust care to your soil, weather, and observed growth without exceeding the plant’s actual needs. Presto What makes Presto unique are its 6 cm double and semi-double flowers in combination with its natural short and perfect ball shape plant habit. Measured care based on the plant’s condition generally supports better balance than unnecessary routine treatments. For containers, drainage and soil volume directly influence moisture stability around the roots and the frequency of watering. In the garden, an accessible position makes observation, occasional watering, harvesting, and timely maintenance easier. It is recommended to remove only damaged material while retaining healthy foliage needed for continued growth. Results may vary with weather, sowing date, soil quality, and the number of hours of useful light each day.
Bloom and dimensions
Its place,in your garden.
Mature height
15 to 20 cm (5.9 to 7.9 in)
Width / spread
15 to 20 cm (5.9 to 7.9 in)
Flower color
Golden yellow
Foliage color
Green
Foliage type
Green foliage
Growth rate
Moderate
Growth habit
Dwarf, compact, rounded, and floriferous
Fragrance
No particular fragrance confirmed
Bloom period
Presto® produces many golden-yellow, double and semi-double flowers approximately 6 cm across. The variety flowers in its first year and forms a small rounded plant carrying blooms above dark green foliage. W.H. Perron gives a June-to-September season depending on conditions, while Fleuroselect primarily documents June through August. Remove spent flowers regularly to stimulate new buds, maintain a tidy appearance, and extend the ornamental display. Leave only a few heads late in the season if you want to collect seed or provide mature seed for visiting birds.
Days to maturity
11 to 12 weeks according to W.H. Perron; approximately 100 days to a flowering plant according to Fleuroselect
Garden associations
In goodcompany.
Companion plants
Published companion information for Presto® coreopsis includes Ses fleurs jaunes doubles et semi-doubles de 6 cm couvrent un petit plant naturellement rond, tolérant les sols pauvres et attirant les papillons. Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow. The packet contains approximately 50 bare seeds, and the formulation is non-organic seeds, treated seeds, open-pollinated variety, coated seeds.
Frequently asked questions
Your questions,answered.
What exactly is in a packet of Presto® coreopsis?
The packet contains approximately 50 bare seeds of Presto® coreopsis, product code 60-5432-010. W.H. Perron states both this quantity and the bare formulation directly. No coating, priming, or other treatment is identified in the official sources consulted, and the product is not presented as organic, so semences_biologique is marked FALSE. Fleuroselect identifies Presto® as a diploid, open-pollinated perennial rather than an F1 hybrid. The seeds are small, so open the packet over a clean surface, prepare labels before sowing, and distribute seed carefully. Keep the remaining packet tightly closed in cool, dry conditions. The word “bare” describes the commercial seed form and does not by itself mean that the seed crop was certified organic.
When and how should Presto® be sown?
Start seed indoors 4 to 6 weeks before outdoor planting, or sow directly in the garden after the last frost. Indoors, use a fine, porous, clean growing medium. Moisten it first, distribute the seeds, press them gently, and cover very lightly instead of burying them deeply. Maintain 15 to 18°C; W.H. Perron indicates that germination normally occurs in 4 to 6 days. Keep the medium moist without saturation and provide bright light as soon as seedlings emerge. Thin or transplant seedlings to prevent crowding. Before moving them to the garden, harden them gradually to sun, wind, and outdoor temperatures. Plant approximately 7 to 10 days after the last frost, spacing plants 20 cm apart in a sunny site with excellent drainage.
How should Presto® be maintained for longer flowering?
Plant Presto® in full sun in dry to moderately moist soil with excellent drainage. This compact perennial tolerates relatively poor or sandy soil better than ground that remains waterlogged. Water regularly during establishment, then space irrigation once roots have developed, always avoiding standing water. Remove spent flowers to stimulate new buds and extend the golden-yellow display. W.H. Perron describes a 15 to 20 cm plant, while Fleuroselect emphasizes its dwarf habit and first-year flowering. Protect stems from very strong wind even though Presto® is more compact than many coreopsis varieties. In fall, leave a few heads to mature if you want to feed birds or collect seed, then cut back dry foliage after the growing season has ended. Avoid excessive fertilizer, which may encourage soft growth.
Is Presto® coreopsis safe for pets?
Yes. The ASPCA classifies Coreopsis species as non-toxic to dogs, cats, and horses. The toxicity and pet-friendly fields are therefore marked FALSE and TRUE respectively for Presto®. This classification concerns the plant itself and does not mean that an animal should be encouraged to eat it. A large amount of any plant material may cause digestive discomfort even when the plant is considered non-toxic. Fertilizers, pesticides, mulches, and other garden treatments also carry their own risks. Keep the seed packet out of reach, follow every applied-product label, and prevent repeated grazing. If an animal consumes a substantial amount or develops vomiting, diarrhea, lethargy, or another symptom, contact a veterinarian and provide the name Coreopsis grandiflora ‘Presto’ along with a list of products used on the plant.
Are the flowers edible, and can the seed be reproduced?
This record classifies Presto® as non-edible because W.H. Perron, Fleuroselect, and the breeder present it as an ornamental plant and do not confirm a food use for this specific cultivar. Do not add its flowers or leaves to meals, drinks, or culinary decorations. Fleuroselect does confirm, however, that Presto® is a diploid, open-pollinated variety, so semence_reproductible is marked TRUE and the incorrect F1-hybrid statement has been removed. To save seed, let several heads dry completely on a healthy plant, collect them during dry weather, clean them, and store them in a labelled envelope under cool, dry conditions. Cross-pollination with other coreopsis remains possible, and offspring may vary. Home-collected seed is horticultural propagation material and should not be treated as a food product.
Wildlife and pets
Life,around your plants.
Supporting wildlife
Presto® coreopsis is associated with pollinators or useful garden wildlife in confirmed information; visits vary with flowering and local conditions. Presto® coreopsis is an ornamental flowers variety offered as seed for gardeners who want clear, practical product information. Confirmed details include maturity: 11-12 weeks, height: 15-20 cm, spread: 15-20 cm, colour: yellow.
For a great start to your seeds
The right extras.Right here.
Seed Starting Soil
Shop the collectionSeed starting supplies
Shop the collection
