American Community Gardening Association
This website offers helpful tips on how to start a community garden, ways to connect with others involved in community gardening, and ongoing support for garden leaders.
National Gardening Association
This organization provides resources on how to start gardening, the latest garden-related research, and connects gardeners with eachother.
List of Master Gardeners by State
American Horticultural Society
List of Cooperative Extensions by State
USDA. Cooperative Extensions can be a wealth of information about planting, pests and diseases specific to your area.
Many good guides and books out there; contact your local university or bookstore
Gardening with Children
A resource specifically targetted towardsgardening for children.
Community Garden Manuals
While some of the information included in the following community garden manuals will not be directly relevant to workplace gardens, much of the basic tips should be helpful, particularly around picking a garden site, developing infastructure, forming your garden purpose, maintaining participation,a nd managing volunteers
Community Garden Connections Education Manual
Antioch University New England
Starting a Community Garden
University of Wisconsin Extension