species 279 observations

Stigmella longisacca

Stigmella longisacca

Field notes

Stigmella longisacca is a moth of the family Nepticulidae. It is found in California, United States.

The wingspan is 3.2-4.4 mm. There are two and possibly three generations per year.

The larvae feed on Juglans species, including Juglans californica. They mine the leaves of their host plant.

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2 native plants
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Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided