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Sunflower, Giant Greystripe

Helianthus annuus

Price: $2.95

SKU: 1000111

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Also sold as "Mammoth Greystripe" or "Large Greystripe". Along with being huge plants with beautiful, giant flower heads, 'Giant Greystripe' sunflower produces loads of seeds that are the large, edible snacking-type.ย They are tasty eaten raw or roasted and lightly salted. Perfect for snacking in the shell, or the meats make a nice addition to bread, rolls, or as a topping to green salads. Additionally, the seeds can be used as a high protein bird or chicken feed, or you can leave the plants standing in your gardens in the fall to provide the migratory birds passing through your area a much needed, high protein meal along their journey. Each packet contains four grams, which is approximately 30 seeds.


Planting Instructions: Sunflowers are very easy to grow and because of their size, quite spectacular for a childโ€™s garden.

Sow directly outdoors, ยพ inches deep. Thin the plants at first to 8 inches and then to two feet to avoid crowding. (We have had good luck transplanting)

Water regularly and weed between the plants to eliminate competition.

Harvest the seeds by cutting the flowering heads when the backs have turned yellow. Complete the drying by hanging them upside down in a warm, dry place.

Customer Reviews:

Do you have experience with this one? ๐Ÿ“ ๐Ÿ“ฃ Write a review!
โ˜…โ˜…โ˜…โ˜…โ˜… Incredible!
By Don (Pennsylvania) on October 16, 2023

Yes, these will grow as advertised! Ours grow 10-12 feet tall. The bigger flowers get 12-14" in diameter. Our beagle loves being in the forest of these plants and each summer they are covered with wild honey bees. The stems get big enough that if cut you could use them as a baseball bat. Make sure these are put in the back of the garden because they will make a lot of shade as tall as they grow.

โ˜…โ˜…โ˜…โ˜…โ˜… Gorgeous and Large
By Jenniffer Fersch on March 11, 2021

They grew very tall and think, and we harvested most heads and then broke them apart to dry them out quickly. We had a lovely harvest.

โ˜…โ˜…โ˜…โ˜…โ˜† Biggest I've ever seen.
By David Emigh on December 1, 2013

Perfect germ, of course, indifferent to weather (while growing), no pest or disease (while growing) problems at all (even the deer won't touch them). Far larger than advertised; 10-11 ft and nicely uniform, stalks more like trunks, very large heads. Once they start to ripen, however, they seem to be prone to mold and rot; I don't remember applying any Bordeaux to them, so that might be my fault (they were going so well on their own!) Despite losses, I still have an impressive harvest and will be planting them again (and paying more attention to them).

โ˜…โ˜…โ˜…โ˜…โ˜… Huge!
By Valerie Whitman on July 31, 2012

They grew over 10 feet tall. Half of the flowers produced a beautiful white seed and the other half produced grey striped seeds. Tasty seeds. The bugs loved them as well as the birds and the humans. =)