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73.346 ~ 2112s1 ~ Least Yellow Underwing ~ Noctua interjecta
UK Status

Resident. Common S,C.

Montgomeryshire Status

Not a very common species, but it has been recorded from much of the county.

Wingspan :  M & F, 31-36mm.

Confusion species

Flight time (Montgomeryshire)


A wide range of open habitats.


Many herbaceous plants.

Lifestage data

Overwinters as a half grown larva. Larva September-May, feeding at night. Pupates underground.
Montgomeryshire photos

Photo by MDH, 29th July 2010, Llanfyllin