Kebnat
INSECTS

Gem Moth

Orthonama obstipata

Insects
NativeMigratoryNocturnal
Gem Moth, photo 1 of 5
Gem Moth, Male
Gem Moth, Female
13 mmLength

Butterfly or moth in the family Geometridae 13 mm long. Migratory and nocturnal.

There are 138 observations of Gem Moth in Québec, mostly in Abitibi-Témiscamingue, Estrie and Montréal, and it has been reported in 15 of the 17 regions. They peak in July and August and become rare from November to April.

Through the year

JFMAMJJASOND

Where to see it

  1. Abitibi-Témiscamingue35
  2. Estrie23
  3. Montréal20
  4. Montérégie17
  5. Capitale-Nationale15
  6. Outaouais8
  7. Gaspésie–Îles-de-la-Madeleine4
  8. Laurentides3
  9. Centre-du-Québec3
  10. Côte-Nord3
  11. Chaudière-Appalaches2
  12. Mauricie2
  13. Laval1
  14. Bas-Saint-Laurent1
  15. Saguenay–Lac-Saint-Jean1

What the caterpillar eats

TOXIC
Old-man-in-the-springSenecio vulgaris

Similar species

Bent-lined CarpetCostaconvexa centrostrigaria
Barberry Geometer MothRheumaptera meadii
Somber Carpet MothDisclisioprocta stellata
Pale Homochlodes MothHomochlodes fritillaria
Dark-barred Twin-spot CarpetXanthorhoe ferrugata
One-spotted VariantHypagyrtis unipunctata
Tissue MothTriphosa haesitata
Pale-winged GrayIridopsis ephyraria
Maple Zale MothZale galbanata
Variegated Cutworm MothPeridroma saucia