I see from Redfern and Shirley that Trioza alacris is 'common in southern England and Wales, spreading northwards'. Not sure how far north it has been recorded
Hi, I collected some what looked like lumpy (rough) Knopper Galls in Norfolk last week. All had rough tops to some of the ridges and a few had distinct
Hi Karsten, Yes, I have a grid reference for my finds, it is ST 644696. I found both A.grossulariae and N.saliens on the same tree (Quercus cerris) this year.
On my info the Bath area would be outside the known distributions for both species. However, I look forward to be corrected, since we didn't get to that part
Please can anyone tell me if they have found Andricus grossulariae in the VC5 region this year? I found it in June on a Quercus cerris (along with Neuroteris