Apple sawfly

Apple sawfly larvae can damage apple fruits at the fruitlet stage in late spring to early summer, affected fruits usually drop off in June. This should not be confused with 'maggoty' apples in late summer which are due to  codling moth.

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Internal damage caused by apple sawfly larvae.

Quick facts

Common name Apple sawfly
Latin name Hoplocampa testudinea
Plants affected Apple fruits
Main symptoms Holes in fruitlets that fall from the tree in early summer; elongate ribbon scars on mature fruits
Caused by Caterpillar-like larvae of a sawfly
Timing Late April-June

See also...

Big Garden Sawfly Survey (External link)

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