kids garden
- Fun for Families (Chicago Botanic Garden)
- Kids Gardening
- National Junior Horticultural Association
- Setting Up and Running a School Garden
- TheKidsGarden (UK)
- The Butterfly Website
landscape design
green
- America's Wetland
- Treehugger: how to green your gardening
- Adventure Ecology
- Green Roofs for Healthy Cities
- National Wildlife Federation
- The Sustainable Sites Initiative
- U.S. Environmental Protection Agency: Greenscapes
- Mayors Climate Protection Center
- Metropolitan Water District of Southern California: Bewaterwise
- Center for Plant Conservation
- Rainwater Harvesting for Drylands and Beyond
plant societies
- American Camellia Society
- American Conifer Society
- American Fern Society
- American Bamboo Society
- Botanical Society of America
- Perennial Plant Association
- American Rhododendron Society
- American Rose Society
- The American Hydrangea Society
- Azalea Society of America
- The American Hosta Society
- American Clematis Soceity
- Cactus and Succulent Society of America
- American Hemerocallis Society
