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.

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Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map