The mite Aculus craspedobius causes a short, twisted inrolling gall on the edge of the leaves of Salix alba, Salix fragilis and their hybrids.
Galls can be encountered on the leaves of the host willows.
When the host willows are in leaf.
Status in Britain is difficult to determine due to lack of records.
Status in Leicestershire and Rutland not known.
Leicestershire & Rutland Map
Enter a town or village to see local records
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015