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Rainyleaf

Gardener and Nurserywoman, Elaine Sawyer, blogs about gardening and her favorite plants for the Pacific Northwest.

Hardy Plant Society of Washington

“HPSW is a grass-roots educational organization interested in the conservation, propagation, dissemination, and use of hardy herbaceous perennials in the landscape.” The HPSW website has information about upcoming events and meetings, how to join, a list of seeds in their seed exchange and a list of member benefits.

The Plant List

A collaborative project by the Royal Botanic Gardens, Kew and Missouri Botanical Garden to compile a complete list of all known plant species, including vascular plants and bryophytes.