Reed Stem Borer - Calameuta filiformis


This is a long thin bodied sawfly with wasp like black and yellow bands.

Identification difficulty

Reed beds, grassland and other well vegetated places.

When to see it

Late spring to autumn.

Life History

Larvae feed within the stems of various grasses and reeds.

UK Status

Widespread in England.

VC55 Status

Status in Leicestershire and Rutland is not known.

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Leicestershire & Rutland Map


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

UK Map