San Juan County WSU Master Gardener Newsletter

WSU Hortsense

A compilation of fact sheets for managing common landscape and garden plant problems.

WSU Pestsense

​A compilation of fact sheets for managing common indoor pest problems.

​WSU Gardening portal

​A collection of articles about gardening in Washington state.

University extension sites

​University extension websites can be helpful resources. When searching topics of interest, add ".edu" to your web search.

PNW Handbooks

Handbooks for managing pests, diseases, and weeds in the Pacific Northwest. 

Insect Management Handbook
  • Tools to identify insect pests with a variety of integrated pest management options.
Plant Disease Management Handbook
  • Descriptions of plant disease to help diagnose, determine causation, and recommend treatment or remediation options.
Weed Management Handbook
  • Compendium of PNW weeds with tools for identification and control options​.

​Great Plant Picks

Great Plant Picks is the primary educational program of the Elisabeth C. Miller Botanical Garden, which debuted in 2001 with the first recommendations for a comprehensive palette of outstanding plants for the maritime Pacific Northwest.​