Bean IPM

Legume ipmPIPE Diagnostic Series

Pale-Striped Flea Beetle

Systena blanda (Melsheimer, 1847)

The pale-striped flea beetle is about 1/6 inch (4mm) long with two pale white stripes; larvae feed on roots and adult feeding results in small shot holes on seedling leaves.

Factors favoring

Planting adjacent to alfalfa or last year’s bean crop

Beetle on a leaf
Pale-striped flea beetle
Authors

H.F. Swartz and F.B. Peairs, Colorado State University

Photo credits

F.B. Peairs, Colorado State University