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Citrus plants
Images
Lemons (Citrus limon)
Oranges (Citrus sinensis)
Citrus tristeza virus
Feeding by citrus rust mite causes the fruit to turn silvery, reddish or black.
African citrus psyllid - Characteristic bumps on the underside of sweet orange leaves caused by the feeding of the citrus psyllid (Trioza erytreae).
Red scale on orange fruit
Damage caused by armoured scales on an orange tree. Note yellowing of leaves, leaf drop, and dieback of branches,
Damage caused by armoured scales on an orange tree
Larvae of ladybird beetles (Cheilocorus sp) feeding on red scales on an orange fruit
Ladybird beetle (Cheilocorus sp) a predator of scales on citrus
Immature stages of the citrus woolly whitefly
Immature stages of blackflies on a citrus leaf
Heavy attack of young leaves by the citrus aphid
The parasitic wasp (Cales noacki) is a natural enemy imported into East Africa for control of the citrus woolly whitefly
African citrus psyllid on a citrus tree. Note bum-like galls on the upper leaf surfaces.
Immature stages of the African citrus psyllid. Note healthy nymphs (yellow) and parasitised nymphs (black)
Adult of the African citrus psyllid (Trioza erytreaea)
Damage caused by the false codling moth in a citrus fruit
Caterpillar of the false codling moth
Damage by the false codling moth. The initial symptom on the fruit is a yellowish round spot with a tiny dark centre where the caterpillar entered the fruit. In a later stage brown patches appear on the skin,
Damage by the citrus rust mite on an orange fruit
Egg laying marks by fruit flies on an orange fruit
Phaeoramularia fruit and leaf spots
Phaeoramularia fruit and leaf spots
Phytophthora-gummosis
Greening disease
Greening disease
Citrus bud mite damage
Citrus leafminer damage on a citrus leaf
Leafminer damage on a citrus tree
Mealybugs on citrus
Weaver ant nest on a citrus tree
Orange dog mature caterpillar
Orange dog moth
Orange dog moth
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