The gall mite Aculus magnirostris galls the leaves of Crack-willow and White Willow. This galling may cause a fairly long section of the leaf edge to roll, but the leaf does not twist.
Wherever the host willow species occur.
Galls may be encountered at any time that the host species are in leaf.
True 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