Udea rubigalis, the celery leaftier or greenhouse leaftier, is a member of the family Crambidae. It is found across the Americas. The species was first described by Achille Guenée in 1854.

The larvae are polyphagous and feed on a wide variety of plants from different plant families. Preferred host plants are:

The larvae have also been recorded to be less injuriously feeding on:

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