- Adult: front wing light brownish gray with indistinct lines spanning approximately 1 in. hind wing white. Active at night. Can be monitored with pheromone traps.
- Egg: masses of 50-75 eggs covered with a felt-like mass of scales, generally found on underside of leaves, hatch in 3 days.
- Larva: generally green, mottled with white spots, 1 -1 1/4 in. long at maturity, often a small black spot above 2nd pair of true legs.
- Pupa: brown, found in soil, adult emerges in 7 days.
- Generation Time: 25-35 days.
- Damage: occasionally larvae consume foliage and fruit.
Beet Armyworm Pictures
Beet Armyworm, larva-
a) beet armyworm larva, with black spot over middle pair of true legs, is generally less numerous than southern armyworm but is more difficult to control;
b) eggs of all armyworm species are laid in masses covered with scales from female's body.
Beet armyworm, adult-has light brownish gray front wings with indistinct lines and are active at night.