Amauromyza verbasci


The larva of the fly Amauromyza verbasci causes a blotch mine on the upper surfaces of the leaves of Mullein, Common Figwort and Butterfly Bush. The mine initially is pale, turns brown later. Frass in sizeable dispersed grains. The mine is seen more often than the adult fly.

Identification difficulty

Adult Leafmine


Leaf mines may be recorded wherever the host plants are found.

When to see it

Mines may be seen in summer and early autumn.

UK Status

Widespread in England but not well recorded.

VC55 Status

Status in Leicestershire and Rutland 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