UKMoths Treble Brown Spot Idaea trigeminata - Distribution map
Please note that the NBN Gateway map service has been terminated as of 1 April 2017.
As soon as a replacement map service is available, distribution maps will hopefully appear here again.
In the meantime, you can get some idea of distribution from the NBN Atlas website.
70.012 BF1711
Treble Brown Spot Idaea trigeminata
(Haworth, 1809)
Wingspan 23-25 mm.
This distinctive moth is found around woodland edges and hedgerows, but only locally occurs in the southern parts of England and Wales.
The adults are on the wing from late May to early July, and can be attracted to light.
The caterpillars feed on ivy (Hedera), knotgrass (Polygonum) and other low-growing plants.
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