Belgian Hydrangea society presents information about its collection and show garden, plant botany, and several illustrated articles. [Dutch/English]

Features FAQs answered by the North Dakota State University.

Information on a Pacific Northwest shrub, Arctostaphylos columbiana.

Articles dealing with various topics about trees and shrubs.

A place for hydrangea enthusiasts. Information about propagation, growing, drying, encouraging blossoms, and a forum.

Enthusiast shares photographs and information about classification, culture, propagation, and pruning.

A brand applied to cultivated varieties of flowering shrubs. Photos and descriptions of recent introductions, care information, and sources.

Information on the cultivation and pruning of woody plants in the weather conditions of County Cork, Ireland. Also listings and reviews of gardens open to the public in Cork.

Online source offers extensive information on cultivation, history, and characteristics of this shrub, with links to other resources.

Illustrated answers to problems with shrubs.

Descriptions of spring blooming shrubs organized by height. Links to summer, fall and winter shrubs.