Plant health

This section provides information on how to identify and manage insect pests, plant diseases and weeds for agricultural producers and home gardeners, as well as information on pesticide use and safety.

Plant Health Laboratory

The Plant Health Laboratory provides diagnosis of plant health problems caused by insects and disease affecting crops and plants grown in British Columbia:

Insects and plant diseases

Learn about plant pest and disease management in commercial crops:

Invasive pests and biosecurity

Prevention, early detection, and control or eradication of many non-native, invasive pests is key to preventing their establishment in British Columbia:

Beneficial insects and mites

Insects or mites that eat or parasitize pests are often called beneficials, natural enemies, or biological control agents.  Most crop pests are attacked by beneficial insects that help to control or suppress the pest.  Learn more:

Integrated pest management

Integrated Pest Management is a decision-making process for managing pests in an effective, economical and environmentally sound way:

Pesticides in agriculture

Information is available for agricultural producers on safe use of pesticides for protection of crops, livestock and the environment: 


Read information and find resources on weed and invasive plant identification and management in British Columbia: