California Gardens - Includes plant photos and descriptions; information about gardening methods and projects; and a garden calendar.
Garden California - Includes a database of landscape plants, a garden problem solver, a gardening calendar, photos, forum, and links.
Golden State Bonsai Federation - A tax-exempt, educational organization which provides services and activities promoting the art of bonsai throughout California. Includes magazine, education, clubs and organization.
Master Gardeners Online - Advice to the California home gardener from the University of California Extension. Includes tips, events, publications, projects, and links. Includes separate sections for many counties.
