Three species of katydids are found in the Riverina area, causing minor to occasionally important problems for citrus growers.
- Grasshopper-like insects with thin, long antennae (usually longer than body).
- There are three species of katydid in Australia:
- citrus katydid (Figure 1)
- inland katydid
- spotted katydid.
- Adults are green to brown, and 40–50 mm long.
- There is one generation per year.
- Eggs are laid from January to April.
- Nymphs hatch in early spring and develop through five stages.
- Adult stage is reached during December–January.
Figure 1. An adult katydid.