The larvae feed on various mosses growing on rocks and walls, including Hypnum cupressiformis, Dicranum scoparium, Bryum capillare and Grimmia pulvinata.
Schizachyrium scoparium | Leptospermum scoparium | Dicranum scoparium | Dicranum |
It is often associated with mosses such as Brachythecium albicans, B. mutabulum, Campylopus introflexus, Ceratodon purpureus, Dicranum scoparium, Eurhynchium hians, E. praelongum, E. speciosum, Rhacomitrium canescens, Pohlia species or Polytrichum piliferum.