Snohomish Conservation District
- Newsletter, plant sale information, fact sheets, teachers' pages, and overview of conservation in dairy farming, small farms, and watersheds.
- http://www.snohomishcd.org

Pilchuck Audubon Society of Snohomish County
- Includes a list of programs, calendar, field and overnight trips, news, events, forest practices, and links.
- http://www.pilchuckaudubon.org/