Grape shanking

Grape vines grown under glass can suffer from shanking, which means that individual berries within a bunch do not colour up properly, and eventually shrivel up. The affected grapes are inedible.

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Grape shanking causes berries to eventually shrivel up. Image: ©

Quick facts

Common name: Grape shanking
Plants affected: Grape vines grown indoors
Main causes: Cultural
Timing: Late summer

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