Carlson's Gardens: New York grower of azaleas, rhododendrons and mountain laurels.
Empire National Nursery: Growers of fast growing trees and shrubs for landscaping planting projects.
Fox Hill Lilac Nursery: Maine lilac nursery growing over 90 different cultivars of lilacs.
Girard Nurseries: Ohio nursery specializing in flowering trees and shrubs, particularly azaleas and rhododendrons.
Hydrangea Select: Hydrangea nursery with over 75 varieties in all colors. Climbing vines, shrubs, and tree varieties, along with how-to tips for growing successful hydrangeas.
Hydrangeas Plus: Oregon nursery specializing in a large selection of species and cultivars of hydrangea. Includes images and information.
Select Plus International Lilac Nursery: Quebec-based grower of species, hybrid and cultivar lilacs, including heirloom and rare varieties. Ships to US. Also sells perennials.
Shepherd Hill Farms: New York State nursery raising cold-hardy rhododendrons and azaleas.
Wilkerson Mill Gardens: Specializing in hydrangeas and offering a selection of other shrubs and some trees.
