Lesser grain borer

Rhyzopertha dominica

Description

  • Adults are dark reddish brown and 3 mm long with distinctly shaped, loose 3-segmented club.
  • Larvae are white and c-shaped. They are immobile at maturity with dark head capsule.

Commodities affected

  • Nearly all grains, especially wheat, barley, sorghum and rice
  • Seeds, dried fruit, drugs, cork, wood and paper products

Signs of infestation

  • Large amounts of flour
  • Tunnels and irregularly shaped holes in commodity
  • Sweet odour in the grain.

Plant Protection Products