{"product_id":"sow-right-seeds-mammoth-sunflower-seeds-giant-8-12-ft-sunflowers-non-gmo-heirloom","title":"Sow Right Seeds Mammoth Sunflower Seeds - Giant 8-12 ft Sunflowers | Non-GMO Heirloom","description":"\u003cp\u003eDiscover the Mammoth Sunflower from Sow Right Seeds, a dramatic centerpiece for sunny borders and tall garden silhouettes. Open-pollinated, non-GMO heirloom seeds invite year-after-year planting and seed saving, helping you grow signature giants with confidence.\u003c\/p\u003e\n\u003ch2\u003eGiant blooms, tall stems\u003c\/h2\u003e\n\u003cp\u003eThe Mammoth variety is known for towering heights of 8-12 feet, with sturdy stems and broad, bright yellow petals that radiate warm, sunlit cheer. Expect a broad flower head that commands attention and delivers seasonal color from late summer into early fall.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeight and form: plants can reach 8-12 ft with a 2-3 ft spread, creating a striking garden focal point.\u003c\/li\u003e\n\u003cli\u003eFlower timing: blooms typically emerge about 80-90 days after sowing, under full sun in fertile soil.\u003c\/li\u003e\n\u003cli\u003eGermination: seeds germinate in 7-14 days when soil temperatures sit around 70-75°F, offering a quick start.\u003c\/li\u003e\n\u003cli\u003eGrowing requirements: plant 1 inch deep and space 3 feet apart in a sun-drenched bed for best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOpen-pollinated heritage and seed saving\u003c\/h2\u003e\n\u003cp\u003eAs an open-pollinated heirloom variety, these seeds maintain genetic diversity and can be saved for future plantings. The non-GMO pledge supports fresh seeds intended for long-term garden use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOpen-pollinated and non-GMO: seeds stay true to type and welcome year-to-year planting.\u003c\/li\u003e\n\u003cli\u003eEasy to grow: clear instructions on each packet, with access to helpful support from Sow Right Seeds if questions arise.\u003c\/li\u003e\n\u003cli\u003ePlanting in suitable zones: designed for USDA zones 3-9, thriving in full sun and well-drained soil.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eGarden perks and practical uses\u003c\/h2\u003e\n\u003cp\u003eBeyond the towering height, Mammoth sunflowers invite pollinators and can entertain birds as seeds mature. The seeds themselves offer a practical reward you can roast at home for snacks or culinary experiments.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePollinator friendly: bees visit the blossoms, supporting garden biodiversity.\u003c\/li\u003e\n\u003cli\u003eBird friendly: birds enjoy the dried seeds toward the season’s end.\u003c\/li\u003e\n\u003cli\u003eVersatile uses: create tall borders, accent plantings, or dramatic cut flowers for arrangements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith these seeds, you gain a reliable giant that blends visual impact with practical rewards, backed by a company powered by solar energy and committed to sustainable seed practices. While results can vary by climate and care, many gardeners enjoy full-season growth, repeated seed harvests, and the satisfaction of growing their own snacks from homegrown sunflowers.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How tall do Mammoth Sunflowers grow and when do they bloom?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Plants typically reach 8-12 ft tall, with blooms in about 80-90 days from sowing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these seeds open-pollinated and suitable for saving?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. These are open-pollinated, non-GMO heirloom seeds you can save for future seasons.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Sow Right Seeds","offers":[{"title":"Default Title","offer_id":45740574408890,"sku":"B096G76NCV","price":40.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/sow-right-seeds-mammoth-sunflower-seeds-planting.jpg?v=1774790508","url":"https:\/\/gardencanada.ca\/products\/sow-right-seeds-mammoth-sunflower-seeds-giant-8-12-ft-sunflowers-non-gmo-heirloom","provider":"Garden Canada","version":"1.0","type":"link"}