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Quantity
1
Description
Mammoth Sunflower is an heirloom, open-pollinated sunflower variety that produces towering stalks that can grow to 12' tall. The sunflower heads are also mammoth as they'll average 8-14" in diameter. The sturdy stalks ensure these plants wi...
Reviews
4.4
10 ratings
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Gorgeous, beautiful sunflowers!!
A
April · March 30, 2026
Love the sunflower I'm going to harvest the seeds in about a week. Can't wait to taste them.
A
Anonymous · July 4, 2024
I did everything right. Only one from 100 seeds sprouted from mammoth seeds. Got four whites, 12 firecrackers and two giants. Very upset! Bought five varieties. I don’t know what to say. 🥺