Identification symptoms
- Grub enter twig and
damage by tunnelling – Ambrosia fungus developed
- Female lays eggs on
the tunnels
- After egg hatching,
the white milky larvae feed on the ambrosia fungus
- Infests green
succulent branches.
- In young plants - main
stem may be attacked, presence of shot holes
- Initial symptoms -
drooping of leaves
- Withered (faster in
young branches and delayed in older twigs) or dried branches
- Attacked leaves fall
prematurely
- Terminal leaves wilt,
droop and dry up.
- Severe infestation -
loss of considerable number of productive branches.