The Problem

Citrus Rust Mite

Phyllocoptruta oleivora

What is Citrus Rust Mite?

Citrus rust mite attacks the outer exposed surface of the fruit. Fruit blemish occurs from
infestation by huge numbers of mites on green, immature fruit in summer/autumn.

What are the symptoms?

A slightly rough, greyish-brown blemish with outside edges deeper brown. The blemish shows up
prominently when the fruit colours and becomes more severe the longer the fruit remains on the tree.
Rust mites can also cause bronzing of leaves and green twigs.

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