Kebnat
INSECTS

Straw Besma Moth

Besma endropiaria

Insects
Native
Straw Besma Moth, Adult
Straw Besma Moth, Caterpillar
Straw Besma Moth, Male

Butterfly or moth in the family Geometridae.

There are 31 observations of Straw Besma Moth in Québec, mostly in Montérégie, Estrie and Capitale-Nationale, and it has been reported in 10 of the 17 regions. They peak in June and become rare from August to April.

Through the year

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Where to see it

  1. Montérégie10
  2. Estrie8
  3. Capitale-Nationale4
  4. Montréal2
  5. Outaouais2
  6. Chaudière-Appalaches1
  7. Bas-Saint-Laurent1
  8. Saguenay–Lac-Saint-Jean1
  9. Mauricie1
  10. Abitibi-Témiscamingue1

What the caterpillar eats

White oakQuercus alba
Northern red oakQuercus rubra
Bur oakQuercus macrocarpa
Sugar mapleAcer saccharum
Yellow birchBetula alleghaniensis
Paper birchBetula papyrifera
TOXIC
Red mapleAcer rubrum
American hornbeamCarpinus caroliniana
American chestnutCastanea dentata

Similar species

Oak Besma MothBesma quercivoraria
Curved-lined Looper MothLambdina fervidaria
Pale BeautyCampaea perlata
Yellow-dusted Cream MothCabera erythemaria
Hemlock Looper MothLambdina fiscellaria
Peppered MothBiston betularia
Elm Spanworm MothEnnomos subsignaria
White Slant-lineTetracis cachexiata