Recording method
Active by day, often flying around the foodplant; occasionally comes to light.
Life cycle
Larvae present April-October, feeding under a mass of spun sporangia – sometimes visible from above as brown blotches. Adults fly February-December.
Larval foodplants
Ferns including Asplenium species (including Hart’s-tongue Fern), Dryopteris filix-mas and Polystichum setirefum.
History
First record for Dumfries and Galloway was from Dumfries on 27 August 2020.