imported longhorned weevil MER copy.jpg

Imported longhorned weevil grub


  • Adult: Small mottled gray beetle that is covered in short stiff hairs and has bent antennae. Wingless.
  • Larvae: Legless, grublike and live in the soil.
  • Eggs: Laid in the soil. Females can lay eggs on their own and only females are produced. 

Timing of damage: VE to V4

Type of damage: Defoliation of leaves. Look for a leaf border with a scalloped edge.

Scouting: Look for them when scouting for grasshoppers and two-spotted spider mites.

Economic threshold: None established, because they are not known to cause economic damage.

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