Goldenrod Gall

Back in September I took a photo of a goldenrod gall. The gall was formed in response to a goldenrod gall fly having laid eggs on the stem of the goldenrod plant. The eggs hatched in about a week and a half, and at least one of the larvae burrowed into the plant’s stem. It’s saliva apparently stimulating the plant into growing the gall around itself. It’s now January and the larva is still inside the gall. The gall helpsRead more