{"product_id":"black-diamond-watermelon-seeds-heirloom-non-gmo-large-dark-green-variety-for-planting","title":"Black Diamond Watermelon Seeds – Heirloom, Non-GMO, Large Dark-Green Variety for Planting","description":"\u003cp data-start=\"441\" data-end=\"895\"\u003eBlack Diamond Watermelon Seeds produce a classic Heirloom, Non-GMO variety known for its large size, deep dark-green rind, and sweet red flesh. This traditional watermelon type performs well in warm climates and is valued for uniform growth and high productivity. Plants have strong vines, good heat tolerance, and consistent fruit development. Suitable for home gardens, small farms, and growers seeking traditional open-pollinated watermelon varieties.\u003c\/p\u003e\n\u003ch1 data-start=\"902\" data-end=\"920\"\u003e\u003cstrong data-start=\"904\" data-end=\"920\"\u003eKey Features\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul data-start=\"921\" data-end=\"1196\"\u003e\n\u003cli data-start=\"921\" data-end=\"958\"\u003e\n\u003cp data-start=\"923\" data-end=\"958\"\u003eHeirloom and Non-GMO seed variety\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"959\" data-end=\"1010\"\u003e\n\u003cp data-start=\"961\" data-end=\"1010\"\u003eLarge, dark-green rind with bright red interior\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1011\" data-end=\"1050\"\u003e\n\u003cp data-start=\"1013\" data-end=\"1050\"\u003eHigh-yield vines with strong growth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1051\" data-end=\"1098\"\u003e\n\u003cp data-start=\"1053\" data-end=\"1098\"\u003eHeat-tolerant and suitable for warm regions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1099\" data-end=\"1147\"\u003e\n\u003cp data-start=\"1101\" data-end=\"1147\"\u003eOpen-pollinated and reliable for seed saving\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1148\" data-end=\"1196\"\u003e\n\u003cp data-start=\"1150\" data-end=\"1196\"\u003eIdeal for home gardens and field cultivation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-start=\"1203\" data-end=\"1223\"\u003e\u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul data-start=\"1224\" data-end=\"1650\"\u003e\n\u003cli data-start=\"1224\" data-end=\"1283\"\u003e\n\u003cp data-start=\"1226\" data-end=\"1283\"\u003e\u003cstrong data-start=\"1226\" data-end=\"1245\"\u003eBotanical Name:\u003c\/strong\u003e \u003cem data-start=\"1246\" data-end=\"1265\"\u003eCitrullus lanatus\u003c\/em\u003e ‘Black Diamond’\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1284\" data-end=\"1320\"\u003e\n\u003cp data-start=\"1286\" data-end=\"1320\"\u003e\u003cstrong data-start=\"1286\" data-end=\"1300\"\u003eSeed Type:\u003c\/strong\u003e Heirloom, Non-GMO\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1321\" data-end=\"1390\"\u003e\n\u003cp data-start=\"1323\" data-end=\"1390\"\u003e\u003cstrong data-start=\"1323\" data-end=\"1338\"\u003eFruit Size:\u003c\/strong\u003e 30–50 lbs (can grow larger in optimal conditions)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1391\" data-end=\"1437\"\u003e\n\u003cp data-start=\"1393\" data-end=\"1437\"\u003e\u003cstrong data-start=\"1393\" data-end=\"1408\"\u003eRind Color:\u003c\/strong\u003e Dark green to nearly black\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1438\" data-end=\"1470\"\u003e\n\u003cp data-start=\"1440\" data-end=\"1470\"\u003e\u003cstrong data-start=\"1440\" data-end=\"1450\"\u003eFlesh:\u003c\/strong\u003e Bright red, sweet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1471\" data-end=\"1507\"\u003e\n\u003cp data-start=\"1473\" data-end=\"1507\"\u003e\u003cstrong data-start=\"1473\" data-end=\"1494\"\u003eDays to Maturity:\u003c\/strong\u003e 85–95 days\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1508\" data-end=\"1545\"\u003e\n\u003cp data-start=\"1510\" data-end=\"1545\"\u003e\u003cstrong data-start=\"1510\" data-end=\"1527\"\u003eGrowth Habit:\u003c\/strong\u003e Spreading vines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1546\" data-end=\"1572\"\u003e\n\u003cp data-start=\"1548\" data-end=\"1572\"\u003e\u003cstrong data-start=\"1548\" data-end=\"1561\"\u003eSunlight:\u003c\/strong\u003e Full Sun\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1573\" data-end=\"1611\"\u003e\n\u003cp data-start=\"1575\" data-end=\"1611\"\u003e\u003cstrong data-start=\"1575\" data-end=\"1590\"\u003ePlant Type:\u003c\/strong\u003e Warm-season annual\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1612\" data-end=\"1650\"\u003e\n\u003cp data-start=\"1614\" data-end=\"1650\"\u003e\u003cstrong data-start=\"1614\" data-end=\"1626\"\u003eSpacing:\u003c\/strong\u003e 3–5 ft between plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-start=\"1657\" data-end=\"1677\"\u003e\u003cstrong data-start=\"1659\" data-end=\"1677\"\u003ePlanting Guide\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul data-start=\"1678\" data-end=\"2331\"\u003e\n\u003cli data-start=\"1678\" data-end=\"1762\"\u003e\n\u003cp data-start=\"1680\" data-end=\"1762\"\u003e\u003cstrong data-start=\"1680\" data-end=\"1701\"\u003eSoil Preparation:\u003c\/strong\u003e Use well-drained, loose soil enriched with organic matter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1763\" data-end=\"1849\"\u003e\n\u003cp data-start=\"1765\" data-end=\"1849\"\u003e\u003cstrong data-start=\"1765\" data-end=\"1781\"\u003eSowing Time:\u003c\/strong\u003e Plant outdoors after frost when soil temperature reaches 21–29°C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1850\" data-end=\"1888\"\u003e\n\u003cp data-start=\"1852\" data-end=\"1888\"\u003e\u003cstrong data-start=\"1852\" data-end=\"1869\"\u003eSowing Depth:\u003c\/strong\u003e 1.5–2.0 cm deep.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1889\" data-end=\"1956\"\u003e\n\u003cp data-start=\"1891\" data-end=\"1956\"\u003e\u003cstrong data-start=\"1891\" data-end=\"1903\"\u003eSpacing:\u003c\/strong\u003e 90–120 cm between plants; 150–200 cm between rows.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1957\" data-end=\"2057\"\u003e\n\u003cp data-start=\"1959\" data-end=\"2057\"\u003e\u003cstrong data-start=\"1959\" data-end=\"1972\"\u003eWatering:\u003c\/strong\u003e Keep soil consistently moist during germination. Reduce watering as fruits mature.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2058\" data-end=\"2102\"\u003e\n\u003cp data-start=\"2060\" data-end=\"2102\"\u003e\u003cstrong data-start=\"2060\" data-end=\"2076\"\u003eGermination:\u003c\/strong\u003e 7–12 days in warm soil.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2103\" data-end=\"2211\"\u003e\n\u003cp data-start=\"2105\" data-end=\"2211\"\u003e\u003cstrong data-start=\"2105\" data-end=\"2123\"\u003eFertilization:\u003c\/strong\u003e Apply balanced nutrients during early growth, then reduce nitrogen as fruit develops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2212\" data-end=\"2331\"\u003e\n\u003cp data-start=\"2214\" data-end=\"2331\"\u003e\u003cstrong data-start=\"2214\" data-end=\"2229\"\u003eHarvesting:\u003c\/strong\u003e Harvest when the underside turns creamy yellow, tendril near the stem dries, and rind appears dull.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pixi Seeds","offers":[{"title":"100 Pcs","offer_id":46874425917693,"sku":"STE-PIXI-000073","price":14.99,"currency_code":"USD","in_stock":true},{"title":"500 Pcs","offer_id":46874425950461,"sku":"STE-PIXI-000074","price":46.99,"currency_code":"USD","in_stock":true},{"title":"1000 Pcs","offer_id":46874425983229,"sku":"STE-PIXI-000075","price":76.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/4335\/8205\/files\/71ggmLLeooL._AC_SL1500.jpg?v=1763103834","url":"https:\/\/pixiseeds.com\/products\/black-diamond-watermelon-seeds-heirloom-non-gmo-large-dark-green-variety-for-planting","provider":"pixiseeds","version":"1.0","type":"link"}