This garden in Portland showcases and conserves plants from the U.S. Northwest and from around the world. Among its features are a large rock garden, uncommon trees, and collections of primulas and rhododendrons. Information about education, conservation, horticulture, and a virtual tour.

Non-profit greenspace located two miles from downtown Portland. Among the tree collections, the magnolias and conifers are especially renowned. Offers nature-focused instruction, and information about events and volunteering.

Authentic Japanese garden in Portland's West hills, whose areas include a strolling pond garden, a tea garden, and a sand and stone garden. Description and photos, and information about visiting and events.

Attraction in historic Silverton, featuring water features, garden art, wetlands, a rediscovery forest, a kids' garden, and a house designed by Frank Lloyd Wright. Photos, news, information about events and classes.

The official site for the Garden of Awakening Orchids, a traditional Chinese garden built in the heart of Portland.