Green shield bugs

Two species of green shield bug occur in Britain. The common green shield bug is native to Britain, and of widespread occurrence. The southern green shield bug is an arrival from mainland Europe that became established in  England in 2003.

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Common green shield bug (Palomena prasina). Credit: RHS/Entomology.

Quick facts

Common names: Common green shield bug and southern green shield bug
Scientific names: Palomena prasina and Nezara viridula
Plants affected: Common green shield bug: various plants. Southern green shield bug: runner bean, tomato and raspberry; also on the seed heads of ornamental plants
Main symptoms: No damage is caused by the common green shield bug. The southern green shield bug may cause distorted bean pods and damaged fruits
Most active: April to October

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