Photo 3798993, (c) eknuth, some rights reserved (CC BY-NC), uploaded by eknuth

Attribution © eknuth
some rights reserved
Uploaded by eknuth eknuth
Source iNaturalist
Associated observations

Photos / Sounds

What

Goldenrod Gall Fly (Eurosta solidaginis)

Observer

eknuth

Date

May 21, 2016 06:07 PM CDT

Place

Wild River State Park, Minnesota (Google, OSM)

Description

Ball gall on goldenrod stem, caused by gall fly. It looks like a woodpecker got to the larva.

Sizes
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