Leaves are partially eaten or completely eaten to the midrib

Gooseberry Sawfly

Gooseberry sawfly on the cultivar 'Whitesmith' in Corvallis, Oregon

Gooseberry sawfly leaf damage.

Sawfly larvae

• Causal organism: gooseberry sawfly, Nematus ribesii Scop.,
• Crops affected: Gooseberries

The sawfly caterpillars feed voraciously on gooseberry leaves in early summer. Sometimes only the midrib and main veins remain!