Tarnished Plant Bug
Lygus lineolaris
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Tarnished plant bugs measure 1/4", have a flattened appearance and are brown or bronze with yellow or red markings. Nymphs grow up to 1/4" long and resemble adults in shape but are green with four small dark spots on their backs. Damage These insects may act as vectors of disease, as well as damage fruit. |
| Stage | Timing | Where to Look |
| Adult | Overwintering generation - dormant to fruit set of apple
Summer generations - summer to fall |
On tree fruit flower buds (look for damage), in alfafa fields. Use white sticky traps. Nursery stock, peach fruit, other hosts (legumes such as alfalfa, clovers) |
| Eggs | Tight cluster to fruit set
Summer generations - summer to fall |
Inserted in buds, fruit, or similar soft plant parts Other hosts (lugumes such as alfalfa, clovers) |
| Nymph | May through fall |
Flower buds, fruit, alfafa, weedy areas |