Melanoplus spp., Schistocerca spp. and Sphenarium spp.

Nature of damage

  • These insects attack maize from the midwhorl stage to maturity and consume every part of the plant.


  • Plant damage

Description of pest

  • Most species can fly long distance, but those having short wings disperse only by jumping.
  • Adults deposit their eggs in the soil of grassy areas or pastures.
  • Nymphs go through five to seven instars, depending on the species.

Geographical distribution

  • Arid and semi arid regions worldwide