Horse Chestnut Leaf Miner – Cameraria ohridella

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Description

Adult

Body is 4-5 mm long. Colour is a rich chestnut brown with white chevrons edged with black. Legs striped white with dark brown to black.

Larvae

Final instar are 3.5 mm long with a head capsule 0.5-0.66 mm wide. Body is distinctly constricted between segments. Mouthparts are large and shield shaped.

Eggs

White and 0.2-0.4 mm in diameter. Laid typically on the upper part of leaves near the veins.

Distribution

Throughout Europe and Turkey.

Economic Host(s)

Horse chestnut trees (Aesculus hippocastanum) and occasionally sycamore (Acer pseudoplatanus).

Symptoms/Signs

Larvae are leaf miners producing blotch mines across the leaf surface that become brown with age.

Generations:

Generations: 3

Trap

Please visit our Mini Unitrap page for more information

Lure

Please visit our Rubber Septum and Small Wax Plug pages for more information