Tall Goldenrod

Solidago altissima

no photo — written note
photo: Wikimedia Commons
Plants

Arching plumes of tiny yellow flowers that fill Indiana fields in September.

Field facts
HabitatOld fields, prairie, roadsides
RangeStatewide
When to lookAugust to October
StatusSecure (Indiana DNR / IUCN Red List)
Look-alikesCanada Goldenrod, Ragweed — the real allergen

Field note: Goldenrod pollen is too heavy to blow; ragweed causes the hay fever.

Lesson
Watching responsibly

Look for the ball galls on the stems and leave them; a fly larva overwinters inside.

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