{"product_id":"mammoth-grey-stripe-sunflower-seeds","title":"Mammoth Grey Stripe Sunflower Seeds – Giant Yellow Annual","description":"\n\u003ch2\u003eMammoth Grey Stripe Sunflower Seeds\u003c\/h2\u003e\n\n\u003cp\u003eMake a bold statement in your garden with \u003cstrong\u003eMammoth Grey Stripe Sunflower\u003c\/strong\u003e, a giant annual sunflower variety known for towering stems and spectacular golden-yellow flower heads.\u003c\/p\u003e\n\n\u003cp\u003eBotanically \u003cem\u003eHelianthus annuus\u003c\/em\u003e, this Non-GMO, open-pollinated variety may grow approximately 9-12 feet tall under favorable conditions, producing impressive flower heads up to about 12 inches across.\u003c\/p\u003e\n\n\u003cp\u003eMammoth Grey Stripe is an excellent choice for flower gardens, tall borders, living screens, wildlife-friendly plantings, and striking summer garden backdrops.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eNon-GMO, open-pollinated sunflower variety\u003c\/li\u003e\n  \u003cli\u003eBright golden-yellow flowers with large central disks\u003c\/li\u003e\n  \u003cli\u003eFlower heads up to approximately 12 inches wide\u003c\/li\u003e\n  \u003cli\u003ePlants may reach approximately 9-12 feet tall\u003c\/li\u003e\n  \u003cli\u003eAttracts bees, butterflies, and seed-eating birds\u003c\/li\u003e\n  \u003cli\u003eEasy-to-grow, full-sun annual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePlant Profile\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommon Name:\u003c\/strong\u003e Mammoth Grey Stripe Sunflower\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBotanical Name:\u003c\/strong\u003e Helianthus annuus\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Asteraceae\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Mammoth Grey Stripe\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeed Traits:\u003c\/strong\u003e Non-GMO, Open-Pollinated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlant Type:\u003c\/strong\u003e Ornamental Flower\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLife Cycle:\u003c\/strong\u003e Annual\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrowth Habit:\u003c\/strong\u003e Tall, Upright\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlower Color:\u003c\/strong\u003e Golden Yellow\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlower Head Size:\u003c\/strong\u003e Up to Approximately 12 Inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlant Height:\u003c\/strong\u003e Approximately 9-12 Feet under favorable conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlant Width:\u003c\/strong\u003e Approximately 36-40 Inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDays to Maturity:\u003c\/strong\u003e Approximately 90-110 Days\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGermination:\u003c\/strong\u003e Approximately 4-10 Days\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSowing Depth:\u003c\/strong\u003e Approximately 1\/2 Inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLight:\u003c\/strong\u003e Full Sun\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSoil:\u003c\/strong\u003e Fertile, Well-Drained Loam\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater Needs:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGrowing Mammoth Grey Stripe Sunflowers\u003c\/h3\u003e\n\n\u003cp\u003eDirect sow seeds outdoors after the danger of spring frost has passed.\u003c\/p\u003e\n\n\u003cp\u003eChoose a sunny planting location with good drainage and protection from strong winds.\u003c\/p\u003e\n\n\u003cp\u003eSow seeds approximately 1\/2 inch deep. Plant 2-3 seeds per planting spot if desired, then thin to the strongest seedling after emergence.\u003c\/p\u003e\n\n\u003cp\u003eMaintain a final spacing of at least 18 inches between plants. Additional space can help accommodate mature foliage and larger heads.\u003c\/p\u003e\n\n\u003cp\u003eUnder favorable growing conditions, seeds commonly germinate in approximately 4-10 days.\u003c\/p\u003e\n\n\u003ch3\u003eFull Sun and Soil\u003c\/h3\u003e\n\n\u003cp\u003eGrow in full sun, ideally with at least 6-8 hours of direct sunlight every day.\u003c\/p\u003e\n\n\u003cp\u003eMammoth Grey Stripe performs best in fertile, well-drained soil but can adapt to a range of garden conditions.\u003c\/p\u003e\n\n\u003cp\u003eBecause mature plants can become extremely tall, consider growing them along the northern side of garden beds to reduce shading of smaller plants.\u003c\/p\u003e\n\n\u003ch3\u003eWatering and Support\u003c\/h3\u003e\n\n\u003cp\u003eMaintain consistent moisture during germination and early growth.\u003c\/p\u003e\n\n\u003cp\u003eEstablished sunflowers tolerate some dry conditions, but adequate watering supports vigorous growth and flower development.\u003c\/p\u003e\n\n\u003cp\u003eTall sunflowers may require staking when grown in exposed or windy locations.\u003c\/p\u003e\n\n\u003ch3\u003eBring Pollinators and Birds to Your Garden\u003c\/h3\u003e\n\n\u003cp\u003eThe large golden-yellow flower heads attract bees, butterflies, and other visiting pollinators.\u003c\/p\u003e\n\n\u003cp\u003eAs the flower heads mature, birds may feed on the developing seeds.\u003c\/p\u003e\n\n\u003cp\u003eLeave dry seed heads standing for wildlife or collect the mature seeds for appropriate uses.\u003c\/p\u003e\n\n\u003ch3\u003eHarvesting Sunflower Seeds\u003c\/h3\u003e\n\n\u003cp\u003eMonitor the flower heads as the petals begin to fade and the back of each head changes from green to yellow-brown.\u003c\/p\u003e\n\n\u003cp\u003eIf you want to save the seeds, place breathable mesh over developing heads to discourage birds from removing them.\u003c\/p\u003e\n\n\u003cp\u003eOnce the heads are mature, cut them with a length of stem attached and hang them in a dry, ventilated location.\u003c\/p\u003e\n\n\u003cp\u003eRemove seeds after the heads have dried thoroughly.\u003c\/p\u003e\n\n\u003ch3\u003eGarden Uses\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTall garden backdrops\u003c\/li\u003e\n  \u003cli\u003eLiving sunflower screens\u003c\/li\u003e\n  \u003cli\u003eFlower borders\u003c\/li\u003e\n  \u003cli\u003ePollinator gardens\u003c\/li\u003e\n  \u003cli\u003eBird-friendly plantings\u003c\/li\u003e\n  \u003cli\u003eSummer flower displays\u003c\/li\u003e\n  \u003cli\u003eEducational gardening projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eHow tall do Mammoth Grey Stripe sunflowers grow?\u003c\/h4\u003e\n\u003cp\u003eThe variety is commonly described as reaching approximately 9-12 feet under favorable growing conditions. Actual height depends on soil, light, weather, and spacing.\u003c\/p\u003e\n\n\u003ch4\u003eHow large are the flowers?\u003c\/h4\u003e\n\u003cp\u003eFlower heads can reach approximately 12 inches across under suitable conditions.\u003c\/p\u003e\n\n\u003ch4\u003eAre these sunflowers annual or perennial?\u003c\/h4\u003e\n\u003cp\u003eMammoth Grey Stripe is an annual sunflower that completes its life cycle in one growing season.\u003c\/p\u003e\n\n\u003ch4\u003eShould I start the seeds indoors?\u003c\/h4\u003e\n\u003cp\u003eDirect sowing outdoors after the last frost is recommended. Sunflowers generally establish well from seeds planted directly in the garden.\u003c\/p\u003e\n\n\u003ch4\u003eDo Mammoth Grey Stripe sunflowers attract birds?\u003c\/h4\u003e\n\u003cp\u003eYes. Mature sunflower seed heads can provide food for visiting seed-eating birds.\u003c\/p\u003e\n\n\u003ch4\u003eCan I harvest sunflower seeds?\u003c\/h4\u003e\n\u003cp\u003eYes. Allow the seed heads to mature and dry before collecting seeds. Seeds intended for food use require appropriate handling and processing. The retail seeds sold in this packet are intended for planting.\u003c\/p\u003e\n","brand":"Mai's Family","offers":[{"title":"10 Seeds","offer_id":68047730770226,"sku":"693039732600","price":2.99,"currency_code":"USD","in_stock":true},{"title":"30 Seeds","offer_id":68047730802994,"sku":"693039732617","price":3.99,"currency_code":"USD","in_stock":true},{"title":"5 Grams","offer_id":68047730835762,"sku":"693039732624","price":8.99,"currency_code":"USD","in_stock":true},{"title":"10 Grams","offer_id":68047730868530,"sku":"693039732631","price":9.99,"currency_code":"USD","in_stock":true},{"title":"1 Oz","offer_id":68047730901298,"sku":"693039732648","price":10.99,"currency_code":"USD","in_stock":true},{"title":"4 Oz","offer_id":68047730934066,"sku":"693039732655","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/9743\/2114\/files\/maisfamily_56d6633b-3a6c-40e0-a301-25a2e238ebaf.png?v=1792976496","url":"https:\/\/maisfamily.us\/zh\/products\/mammoth-grey-stripe-sunflower-seeds","provider":"Mai's Family","version":"1.0","type":"link"}