{"product_id":"w-h-perron-delphinium-grandiflorum-blue-butterfly","title":"Delphinium Blue Butterfly","description":"\u003ch3\u003e\u003cstrong\u003eLarkspur 'Blue Butterfly'\u003c\/strong\u003e \u003cem\u003e(Delphinium grandiflorum)\u003c\/em\u003e – Offered by the seedsman WH Perron\u003c\/h3\u003e\n\u003cp\u003eLarkspur 'Blue Butterfly' is a popular compact variety that is ideal for borders. Its bright blue flowers add an elegant and sophisticated touch to the garden. Easy to grow, this perennial delphinium is perfect for zones 3 and 4 and offers a remarkable bloom during the summer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHardiness zone:\u003c\/strong\u003e 3-4\u003cbr\u003e \u003cstrong\u003eMaturity:\u003c\/strong\u003e Perennial\u003cbr\u003e \u003cstrong\u003eGermination:\u003c\/strong\u003e 14 to 21 days\u003cbr\u003e \u003cstrong\u003eSowing temperature:\u003c\/strong\u003e 21°C during the day \/ 15°C at night\u003cbr\u003e \u003cstrong\u003ePlant height:\u003c\/strong\u003e 40 to 50 cm\u003cbr\u003e \u003cstrong\u003eSpread:\u003c\/strong\u003e 30 to 45 cm\u003cbr\u003e \u003cstrong\u003eColor:\u003c\/strong\u003e Blue\u003cbr\u003e \u003cstrong\u003eFormulation:\u003c\/strong\u003e Naked\u003cbr\u003e \u003cstrong\u003eUse:\u003c\/strong\u003e Flowerbeds\u003cbr\u003e \u003cstrong\u003eFlowering:\u003c\/strong\u003e July to August\u003c\/p\u003e\n\u003ch3\u003eCultivation method:\u003c\/h3\u003e\n\u003cp\u003eSow seeds indoors about 6 to 8 weeks before the last frost. Maintain a temperature of 70°F (21°C) during the day and 60°F (15°C) at night to promote optimal germination. Use a light, well-drained substrate. Transplant seedlings into the ground after the last frost, in a sunny or lightly shaded location. Space plants 12 to 18 inches (30 to 45 cm) apart to allow for proper development.\u003c\/p\u003e\n\u003cp\u003eThe 'Blue Butterfly' larkspur is an excellent choice for structuring your flowerbeds and adding a touch of bright colour to your outdoor spaces. Its delicate flowers and compact shape make it a must-have plant for summer gardens.\u003c\/p\u003e","brand":"W.H. Perron","offers":[{"title":"Default Title","offer_id":52143271018656,"sku":"63-5201-010","price":4.79,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3878\/5440\/files\/63_5201-600x600.webp?v=1737470442","url":"https:\/\/www.pepiniere.ca\/en\/products\/w-h-perron-delphinium-blue-butterfly-seeds","provider":"Pépinière.ca","version":"1.0","type":"link"}