Tag

dipterans

Black Locust Gall Midge

Black Locust Gall Midge (Obolodiplosis robiniae) on the Isle of Wight and some interesting parasitoids

Iain Outlaw

Although I was aware of this gall midge I hadn’t previously looked for it. In June I noticed several False-acacia or Black Locust (Robinia pseudoacacia) trees in flower on Shanklin Big Mead so I had a look for the galls. The large trees were not easy to examine but fortunately there were also lots of self-seeded saplings close by. Checking those saplings the galls were immediately obvious so several were collected for examination. (more…)