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Mammoth Gray Stripe Sunflower
100 days - Enormous bright yellow sunflowers.
(0 customer reviews)
Mammoth Gray Stripe has enormous bright yellow sunflowers on big 8-12 ft. stalks. Heads measure 20 in. wide, full of plump, tasty seeds.
Everyone loves sunflowers! Their bold flowers are focal points in the garden and vase, while the seeds provide food for birds. Easy to grow-just sow and stand back!
Tell me when this is on sale!
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Product Details
Height: 9 - 12 feet Spacing: 2 - 4 feet Depth: 1 - 1 1/2 inches Spread: 15-24 inches Sun/Shade: Full Sun Germination: 2-3 weeks at 68-86 degrees F Color: Orange - Yellow Foliage: Very rough; to 1 foot long; heart shaped
| Blooms: July-September Comments:
Will do well in poor soil. Tolerates heat and dry conditions Days to Maturity - 100-110 days Average head size is 10-15 inches, but have reached 20 inches. Extremely large heads on 9-12 foot stalks. Shipping: View Shipping Schedule Unable to ship to:
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Customer Reviews
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