Blennocampa phyllocolpa
Description
Blennocampa phyllocolpa is a small black sawfly whose larvae gall the leaves of rose (Rosa) species causing both sides of the leaflet to roll downwards to the main vein, forming loose tubes, often spirally twisted. These may contain the green sawfly larvae.
Identification difficulty

Habitat
Wherever the host species (Rosa) are found.
When to see it
Whenever Rosa species are in leaf.
Life History
The leaf roll may be empty as the larvae often leave one tube to construct another.
UK Status
Widespread and fairly frequent in Britain.
VC55 Status
Status in Leicestershire and Rutland not known.
Leicestershire & Rutland Map
Enter a town or village to see local records
MAP KEY:
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015