| ||
|
| Sonoma Horticultural Nursery and Gardens Northern-California nursery selling a wide selection of rhododendrons and azaleas, evergreen and deciduous; species and hybrids. | |
| The Bovees Nursery Oregon specialists in vireya rhododendrons of Indonesia and Southeast Asia and their hybrids. | ||
| 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. | ||
| Rhododendron Species Foundation Association sells tropical and temperate species of rhododendrons to association members and others. | ||
| ||