{"product_id":"flower-plant-mammoth-sunflower-seeds-heirloom-flower-garden-seeds-for-growing","title":"Mammoth Sunflower Seeds - Heirloom Flower Garden Seeds for Growing","description":"\u003cp data-start=\"55\" data-end=\"697\" class=\"PDq2pG_selectionAnchorContainer\"\u003eMammoth Sunflower is a warm-season flowering plant grown for its very tall upright growth habit and large yellow flower heads. This plant is commonly cultivated in flower gardens, open fields, borders, and landscape plantings for seasonal ornamental use. The plant develops a strong central stem with broad green leaves and produces single oversized flower heads under suitable growing conditions. It performs best in warm climates with full sun exposure and well-drained soil. Mammoth Sunflower is widely grown in home gardens and landscape plantings for height-focused garden structure and seasonal floral display.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"699\" data-end=\"711\"\u003e\u003cstrong data-start=\"699\" data-end=\"711\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"713\" data-end=\"1135\"\u003e\n\u003cli data-section-id=\"4dqji5\" data-start=\"713\" data-end=\"760\"\u003eProduces very large yellow sunflower blooms\u003c\/li\u003e\n\u003cli data-section-id=\"o7mf7g\" data-start=\"761\" data-end=\"800\"\u003eExtremely tall upright growth habit\u003c\/li\u003e\n\u003cli data-section-id=\"10fe69v\" data-start=\"801\" data-end=\"848\"\u003eSuitable for open field and garden planting\u003c\/li\u003e\n\u003cli data-section-id=\"9gviia\" data-start=\"849\" data-end=\"887\"\u003eWarm-season annual flowering plant\u003c\/li\u003e\n\u003cli data-section-id=\"zcmjzk\" data-start=\"888\" data-end=\"934\"\u003eSuitable for tall border and landscape use\u003c\/li\u003e\n\u003cli data-section-id=\"fn49no\" data-start=\"935\" data-end=\"975\"\u003ePerforms well in full sun conditions\u003c\/li\u003e\n\u003cli data-section-id=\"hvzjpw\" data-start=\"976\" data-end=\"1011\"\u003eGrows well in well-drained soil\u003c\/li\u003e\n\u003cli data-section-id=\"89hwv0\" data-start=\"1012\" data-end=\"1058\"\u003eSuitable for seasonal ornamental gardening\u003c\/li\u003e\n\u003cli data-section-id=\"dbkopm\" data-start=\"1059\" data-end=\"1099\"\u003eSuitable for home garden cultivation\u003c\/li\u003e\n\u003cli data-section-id=\"o3hgf7\" data-start=\"1100\" data-end=\"1135\"\u003eLow maintenance flowering plant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1137\" data-end=\"1155\"\u003e\u003cstrong data-start=\"1137\" data-end=\"1155\"\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1157\" data-end=\"1929\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"vyrs3d\" data-start=\"1157\" data-end=\"1199\"\u003e\n\u003cstrong data-start=\"1159\" data-end=\"1179\"\u003eScientific Name:\u003c\/strong\u003e Helianthus annuus\u003c\/li\u003e\n\u003cli data-section-id=\"1d8sz1j\" data-start=\"1200\" data-end=\"1241\"\u003e\n\u003cstrong data-start=\"1202\" data-end=\"1223\"\u003eCommon Name (US):\u003c\/strong\u003e Giant Sunflower\u003c\/li\u003e\n\u003cli data-section-id=\"1a0avbm\" data-start=\"1242\" data-end=\"1297\"\u003e\n\u003cstrong data-start=\"1244\" data-end=\"1268\"\u003eSeed Type \/ Variety:\u003c\/strong\u003e Ornamental Sunflower Seeds\u003c\/li\u003e\n\u003cli data-section-id=\"18js0py\" data-start=\"1298\" data-end=\"1360\"\u003e\n\u003cstrong data-start=\"1300\" data-end=\"1317\"\u003eGrowth Habit:\u003c\/strong\u003e Very tall annual upright flowering plant\u003c\/li\u003e\n\u003cli data-section-id=\"e294d1\" data-start=\"1361\" data-end=\"1388\"\u003e\n\u003cstrong data-start=\"1363\" data-end=\"1378\"\u003eUSDA Zones:\u003c\/strong\u003e 2 to 11\u003c\/li\u003e\n\u003cli data-section-id=\"mc5lbc\" data-start=\"1389\" data-end=\"1436\"\u003e\n\u003cstrong data-start=\"1391\" data-end=\"1411\"\u003ePlanting Season:\u003c\/strong\u003e Spring to early summer\u003c\/li\u003e\n\u003cli data-section-id=\"1q8usza\" data-start=\"1437\" data-end=\"1489\"\u003e\n\u003cstrong data-start=\"1439\" data-end=\"1458\"\u003eGrowing Season:\u003c\/strong\u003e Warm season flowering period\u003c\/li\u003e\n\u003cli data-section-id=\"1i8bwkc\" data-start=\"1490\" data-end=\"1561\"\u003e\n\u003cstrong data-start=\"1492\" data-end=\"1510\"\u003eSowing Season:\u003c\/strong\u003e Spring after last frost or direct outdoor sowing\u003c\/li\u003e\n\u003cli data-section-id=\"n33rr4\" data-start=\"1562\" data-end=\"1598\"\u003e\n\u003cstrong data-start=\"1564\" data-end=\"1582\"\u003eSowing Months:\u003c\/strong\u003e March to June\u003c\/li\u003e\n\u003cli data-section-id=\"1ldx5ca\" data-start=\"1599\" data-end=\"1687\"\u003e\n\u003cstrong data-start=\"1601\" data-end=\"1637\"\u003eGermination Time and Conditions:\u003c\/strong\u003e 7 to 14 days at 18 to 30°C in well-drained soil\u003c\/li\u003e\n\u003cli data-section-id=\"17x67ir\" data-start=\"1688\" data-end=\"1727\"\u003e\n\u003cstrong data-start=\"1690\" data-end=\"1716\"\u003eSunlight Requirements:\u003c\/strong\u003e Full sun\u003c\/li\u003e\n\u003cli data-section-id=\"fcgegz\" data-start=\"1728\" data-end=\"1786\"\u003e\n\u003cstrong data-start=\"1730\" data-end=\"1752\"\u003eSoil Requirements:\u003c\/strong\u003e Well-drained fertile loamy soil\u003c\/li\u003e\n\u003cli data-section-id=\"1iuliiy\" data-start=\"1787\" data-end=\"1828\"\u003e\n\u003cstrong data-start=\"1789\" data-end=\"1808\"\u003eWatering Needs:\u003c\/strong\u003e Moderate watering\u003c\/li\u003e\n\u003cli data-section-id=\"1nipsua\" data-start=\"1829\" data-end=\"1896\"\u003e\n\u003cstrong data-start=\"1831\" data-end=\"1853\"\u003eMature Plant Size:\u003c\/strong\u003e 300 to 600 cm height, 60 to 90 cm spread\u003c\/li\u003e\n\u003cli data-section-id=\"1d1qotq\" data-start=\"1897\" data-end=\"1929\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1899\" data-end=\"1917\"\u003ePlant Spacing:\u003c\/strong\u003e 60 to 90 cm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Flower Store","offers":[{"title":"100 Pcs","offer_id":47964741566638,"sku":"01_04_FL_F10724","price":15.25,"currency_code":"INR","in_stock":true},{"title":"500 Pcs","offer_id":47964741599406,"sku":"01_04_FL_F10725","price":49.99,"currency_code":"INR","in_stock":true},{"title":"1000 Pcs","offer_id":47964741632174,"sku":"01_04_FL_F10726","price":89.99,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/8245\/6494\/files\/Mammoth_Sunflower_Seeds_-_Heirloom_Flower_Garden_Seeds_for_Growing.jpg?v=1787310856","url":"https:\/\/flowerseedsusa.com\/products\/flower-plant-mammoth-sunflower-seeds-heirloom-flower-garden-seeds-for-growing","provider":"Flower Seeds","version":"1.0","type":"link"}