Scale insect — Tapioca
Aonidomytilus albus
Symptoms
Scales infest stems and suck sap. Leaves become discoloured and dry. Severe infestation causes stem desiccation, stunting and sometimes plant death.
Recommendations
Ethion 50%
(EC)
Dimethoate 30%
(EC)
Fipronil 80%
(WG)