American Horticultural Therapy Association  
   Offers information, professional registration and training programs.
   http://www.ahta.org/

Horticultural Therapy  
   Links to associations, resources, links related to horticultural therapy.
   http://www.hort.vt.edu/human/h-therp.html

Red Wiggler Foundation  
   Founded in 1996 as a non-profit horticulture therapy and vocational training program for adults with developmental disabilities.
   http://www.redwiggler.org/

The Enabled Gardener  
   Contains articles on enabling garden techniques.
   http://www.suite101.com/welcome.cfm/enabling_garden

HT Programs  
   Arboreta and gardens with horticulture therapy programs.
   http://www.hort.vt.edu/human/botanic1.html

Horticulture for All  
   The Federation to Promote Horticulture for Disabled People in the UK covers horticulture therapy, training and enhancement of life from gardening.
   http://ourworld.compuserve.com/homepages/Jane_Stoneham/homepage.htm

Garden Forever  
   A gardening web magazine for gardeners of all ages, abilities and lifestyles.
   http://www.gardenforever.com

Human Issues in Horticulture  
   List of sites which include gardening with the elderly, with children, and horticulture therapy.
   http://aggie-horticulture.tamu.edu/humanissues/otherl.html

Nature's Way  
   Shows the importance of living at harmony with nature. articles about organic-gardening, environment, pets, healing with herbs, and healthy thoughts.
   http://aradece.tripod.com

Enabling Tools  
   Tips for using tools to make gardening easier.
   http://www.gardenscape.on.ca/pages/enablingtoolsTips.htm

Gardening with AD/HD  
   Gardening techniques that work well for the inattentive gardener. Specific plants and techniques.
   http://www.baltimorepsych.com/gardening_with_ADD.htm

Michigan Horticultural Therapy Association  
   MHTA strives to promote the use of horticulture as therapy throughout the state of Michigan.
   http://www.mhtachapter.org