What are the main pests and diseases that affect grapes?
The main insect pests of concern to BC grape growers are leafhoppers and cutworms. Diseases of economic importance in BC are powdery mildew and bunch rot. See infobasket section on pests and diseases or Grape Management Guide for more information on these and others. The BCMAL Plant Diagnostic Laboratory in Abbotsford provides a pest, plant disease and weed identification service for a small fee.