Succulent Plant Site | Succulent Plant Pests | Whitefly
Whitefly Description and Control
||1-3mm in length.
Adult whiteflies are are small sap-feeding insects between 1-3mm in length. Their bodies and wings are covered in a white waxy powder although there are species that have a dark grey covering, they are known as blackflies. Eggs are laid on the underside of leaves and the juvenile whiteflies resemble scale insect, they are also sap-feeders.
Image: Whitefly on underside of new foliar growth.
Signs of Whitefly Infestation:
- Yellowing of leaves.
- Leaves falling off prematurely.
Damage Done by Whiteflies:
Severe infestations of whitefly will cause leaves to wilt, yellow and fall off prematurely.
Plants Attacked by Whitefly:
- Leafy succulents - especially caudiciforms
Treatment of Whiteflies:
For small infestations, remove flies by hand.
Make a loop of bright yellow electrical/insulation tape into a loop, sticky side on the outside, place it near to the infected plant. The white flies are attracted to the yellow colour and will get stuck onto the sticky tape.
- Fatty acids + pyrethrin