{"product_id":"centaurea-cyanus-cornflower-tall-double-black-ball-seeds","title":"Cornflower double 'Black Ball'- 500 seeds (Centaurea Cyanus)","description":"\u003ch2 data-start=\"113\" data-end=\"156\"\u003eCornflower Double ‘Black Ball’ – Seeds\u003c\/h2\u003e\n\u003cp data-start=\"157\" data-end=\"179\"\u003e\u003cem data-start=\"157\" data-end=\"177\"\u003e(Centaurea cyanus)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"181\" data-end=\"526\"\u003e\u003cstrong data-start=\"181\" data-end=\"215\"\u003eCornflower Double ‘Black Ball’\u003c\/strong\u003e is an annual with striking, deep black double blooms that add bold contrast to gardens and floral arrangements. Its long flowering season and compact growth make it ideal for borders, cottage gardens, and pollinator-friendly plantings. Easy to grow and low-maintenance, it also attracts bees and butterflies.\u003c\/p\u003e\n\u003ch3 data-start=\"528\" data-end=\"574\"\u003eWhy Grow Cornflower Double ‘Black Ball’?\u003c\/h3\u003e\n\u003cul data-start=\"575\" data-end=\"719\"\u003e\n\u003cli data-start=\"575\" data-end=\"612\"\u003e\n\u003cp data-start=\"577\" data-end=\"612\"\u003eStriking deep black double blooms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"613\" data-end=\"647\"\u003e\n\u003cp data-start=\"615\" data-end=\"647\"\u003eLong-flowering, compact annual\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"648\" data-end=\"681\"\u003e\n\u003cp data-start=\"650\" data-end=\"681\"\u003eAttracts bees and butterflies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"682\" data-end=\"719\"\u003e\n\u003cp data-start=\"684\" data-end=\"719\"\u003eIdeal for borders and cut flowers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"721\" data-end=\"739\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"740\" data-end=\"863\"\u003e\n\u003cli data-start=\"740\" data-end=\"756\"\u003e\n\u003cp data-start=\"742\" data-end=\"756\"\u003eType: Annual\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"757\" data-end=\"777\"\u003e\n\u003cp data-start=\"759\" data-end=\"777\"\u003eHeight: 40–50 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"778\" data-end=\"797\"\u003e\n\u003cp data-start=\"780\" data-end=\"797\"\u003eFlowers: Summer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"798\" data-end=\"820\"\u003e\n\u003cp data-start=\"800\" data-end=\"820\"\u003ePosition: Full sun\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"821\" data-end=\"863\"\u003e\n\u003cp data-start=\"823\" data-end=\"863\"\u003eSoil: Well-drained, moderately fertile\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"865\" data-end=\"880\"\u003eIdeal For\u003c\/h3\u003e\n\u003cul data-start=\"881\" data-end=\"1037\"\u003e\n\u003cli data-start=\"881\" data-end=\"925\"\u003e\n\u003cp data-start=\"883\" data-end=\"925\"\u003eBorders, cottage gardens, and mixed beds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"926\" data-end=\"957\"\u003e\n\u003cp data-start=\"928\" data-end=\"957\"\u003ePollinator-friendly gardens\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"958\" data-end=\"993\"\u003e\n\u003cp data-start=\"960\" data-end=\"993\"\u003eCutting for floral arrangements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"994\" data-end=\"1037\"\u003e\n\u003cp data-start=\"996\" data-end=\"1037\"\u003eAdding bold, dark contrast to plantings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1039\" data-end=\"1061\"\u003eSowing \u0026amp; Growing\u003c\/h3\u003e\n\u003cul data-start=\"1062\" data-end=\"1287\"\u003e\n\u003cli data-start=\"1062\" data-end=\"1107\"\u003e\n\u003cp data-start=\"1064\" data-end=\"1107\"\u003eSow indoors: February–April in seed trays\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1108\" data-end=\"1161\"\u003e\n\u003cp data-start=\"1110\" data-end=\"1161\"\u003eSow outdoors: April–May directly in prepared soil\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1162\" data-end=\"1200\"\u003e\n\u003cp data-start=\"1164\" data-end=\"1200\"\u003eGermination: 10–20 days at 18–20°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1201\" data-end=\"1228\"\u003e\n\u003cp data-start=\"1203\" data-end=\"1228\"\u003eSpacing: 20–25 cm apart\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1229\" data-end=\"1287\"\u003e\n\u003cp data-start=\"1231\" data-end=\"1287\"\u003eCare: Moderate watering; deadhead to prolong flowering\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Happy Green Shop","offers":[{"title":"Default Title","offer_id":51529467003218,"sku":"9026 - Cornflower Black Ball","price":1.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/1896\/9426\/files\/9026a-FlowerfromCornflowerBlackBallSeeds.jpg?v=1783525547","url":"https:\/\/happygreenshop.co.uk\/products\/centaurea-cyanus-cornflower-tall-double-black-ball-seeds","provider":"Happy Green Shop","version":"1.0","type":"link"}