University of Minnesota Extension
/
612-624-1222
Menu Menu

Extension > Garden > Diagnose a problem > What insect is this? > Garden Pests > Beetles, bugs, ants, and other insects without obvious wings - Under 1/4 inch long > Palestriped flea beetle

Palestriped flea beetle
Photo Credit: Whitney Cranshaw, CSU, Bugwood.org

Palestriped flea beetle
Systena blanda
Size: 1/8 inch long

Where/When: Feeds on plants in the squash family, as well as bean, corn, sunflower, lettuce, potato, and many weeds. Active from May through June and August through September.

Significance: Causes feeding damage (small, round, irregular holes) primarily to foliage. Low to moderate numbers usually do not impact plant health. High numbers can result in wilted and stunted plants.
Give us your feedback
  • © 2013 Regents of the University of Minnesota. All rights reserved.
  • The University of Minnesota is an equal opportunity educator and employer. Privacy