Rhododendron Species Foundation Association sells tropical and temperate species of rhododendrons to association members and others.
Singing Tree Gardens California seller of hybrid rhododendrons, as well as some azaleas and ornamental trees.
Species Unlimited Western Washington nursery specializing in propagating and growing species rhododendrons and azaleas.
The Bovees Nursery Oregon specialists in vireya rhododendrons of Indonesia and Southeast Asia and their hybrids.
Wrenhaven Nursery Specializes in field-grown hybrid and species rhododendrons and azaleas, including varieties suitable for bonsai. Located in British Columbia.
