Horticulture/Udea rubigalis

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.

Description
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
Tied leaves, heavy feeding damage.

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

Host plants

 * ../Ambrosia/ (Ragweeds)
 * ../Anemone/
 * ../Antirrhinum/ (Snapdragon)
 * ../Begonia/
 * ../Beta/ (Beets)
 * ../Calendula/ (Pot Marigold)
 * ../Camellia/
 * ../Canna/
 * ../Chrysanthemum/
 * ../Cirsium/ (Thistle)
 * ../Coleus/
 * ../Daucus/ (Carrot)
 * ../Dianthus/ (Carnation)
 * ../Glechoma/ (Ground Ivy)
 * ../Lactuca/ (Lettuce)
 * ../Lathyrus/ (Sweet Pea)
 * ../Pelargonium/
 * ../Pericallis/
 * ../Rhododendron/ (Azalea)
 * ../Rosa/ (Rose)
 * ../Petroselenium/ (Celery)
 * ../Petunia/
 * ../Phaseolus/ (Beans)
 * ../Salvia/ (Sage)
 * ../Spinacia/ (Spinach)
 * ../Viola/ (Violets)