Helianthus annuus - Giant Mongolian Sunflower

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15 seeds per pack. One of the largest sunflowers in the world, the Giant Mongolian produces flower heads that reach up to a foot and a half! The seeds are huge for a sunflower and can grow to 1.5" long. Flowers are a gorgeous and classic sunflower yellow and the heads are loaded with seeds! Annual to 12-14ft. #1411