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Corn flea beetle larvae

Description

  • Adult: Very small shiny black beetles with enlarged hind legs. Are easily disturbed and able to jump long distances.
  • Larvae: Small and white with a dark head and fairly inactive.
  • Eggs: White, pointed at one end and tiny (less than 0.5 mm long). 
     

Timing of damage: Early spring and fall when wheat is emerging or breaking winter dormancy

Type of damage: Leaves will have long pale streaks on the upper surface followed by a brown dried appearance.

Scouting: Check plant leaves for presence of beetles.

Economic threshold: Four to five beetles per plant, especially in seedlings.

Similar Pests

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