I was very pleased to find these Robin's Pincushion galls on a wild rose bush today. These strange looking growths are galls, caused by the larvae of Diplolepis rosae, a tiny gall wasp.
I was very pleased to find these Robin's Pincushion galls on a wild rose bush today. These strange looking growths are galls, caused by the larvae of Diplolepis rosae, a tiny gall wasp.