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Giant Sunflower

Helianthus giganteus

Description:

perennial; fall blooming yellow ray flowers are about 2 to 3 inches across, 10 to 20 petals & darker yellow center; several flowers branching off at the top of the plant, each at the end of a stalk; leaves are rough textured & slender about 18 cm long & 3 cm across & toothed; stem is hardy enough to hold stalks that get to be 10 feet tall & reddish purple

Habitat:

planted on school campus

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1 Comment

LuisStevens
LuisStevens 8 years ago

Thanks for sharing this Charlotte. I have the same spottiong but I didn't know what it was.

Spotted on Nov 4, 2015
Submitted on Nov 4, 2015

Spotted for Mission

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