Udea rubigalis

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Udea rubigalis

Greenhouse Leaftier
Type: Insect
Binomial: Udea rubigalis
Order: Lepidoptera
Metamorphosis: Complete
Damaging stages: Larval

Udea rubigalis is a pest insect of greenhouses, field crops, and landscape ornamentals, native to North America. They can cause heavy damage, particularly to greenhouse plants.


Larvae (caterpillars) are yellow to green, with a white stripe on the back. Older caterpillars create webbing which ties leaves together for protection.

Adult is a small brown moth (wingspan about 3/4 inch).

Symptoms and Signs[edit]

Tied leaves, heavy feeding damage.


White eggs are laid on the leaves. Complete life cycle takes about 40 days.

Host plants[edit]