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Summary by the American Horticultural Therapy Association on Research on Benefits of Horticultural Therapy and Therapeutic Gardens. (see page 2)

Science Daily – search for Articles on “Horticultural Therapy” or “Therapeutic Horticulture

Google Scholar – search for Articles on “Horticultural Therapy” or “Therapeutic Horticulture

Barnicle, Tom and Karen Stoelzle Midden. 2003. The Effects of a Horticulture Activity Program on the Psychological Well-being of Older People in a Long-term Care Facility. HortTechnology  13(1) 81-85

Relf, Paula Diane and Virginia Lohr. 2003. Human Issues in Horticulture. HortTechnology 38(5) 984-993

Shoemaker, Candice A., Paula Diane Relf, and Virginia I. Lohr. 2000. Social Science Methodologies for Studying Individuals’ Responses in Human Issues in Horticulture Research. HortTechnology 10 (1) 87-93

Dementia-related references:

American Horticultural Therapy Association – Definitions and Positions

Barnicle, T., & Midden, K. S. (2003). The effects of a horticulture activity program on the psychological well-being of older people in a long-term care facility. Horttechnology, 13(1), 81-85.

Detweiler, M. B., Sharma, T., Detweiler, J. G., Murphy, P. F., Lane, S., Carman, J., . . . Kim, K. Y. (2012). What is the evidence to support the use of therapeutic gardens for the elderly? Psychiatry Investigation, 9(2), 100-110.

Detweiler, M. B., Murphy, P. F., Myers, L. C., & Kim, K. Y. (2008). Does a wander garden influence inappropriate behaviors in dementia residents? American Journal of Alzheimer’s Disease and Other Dementias, 23(1), 31-45.

Gigliotti, C. M., & Jarrott, S. E. (2005). Effects of horticulture therapy on engagement and affect. Canadian Journal on Aging/Revue Canadienne Du Vieillissement, 24(4), 367-377.

Gigliotti, C. M., Jarrott, S. E., & Yorgason, J. (2004). Harvesting health: Effects of three types of horticultural therapy activities for persons with dementia. (2004). Dementia, 3(2), 161-180.

Jarrott, S. E. & Gigliotti, C. M. (2010). Comparing responses to horticultural-based and traditional activities in dementia care programs. (2010). American Journal of Alzheimer’s Disease and Other Dementias, 25(8), 657-665.

Jarrott, S. E., Kwack, H. R., & Relf, D. (2002). An observational assessment of a dementia-specific horticultural therapy program. Horttechnology, 12(3), 403-410.

Rappe, E., & Kivela, S. (2005). Effects of garden visits on long-term care residents as related to depression. Horttechnology,15(2), 298-303.

Simaon, S. & Haller, R. (1997). Horticulture therapy education and older adults. p.125-139. In: S.E. Wells (ed.). Horticultural therapy and the older adult population. Haworth Press, New York.

Tse, M. M. Y. (2010). Therapeutic effects of an indoor gardening program for older people living in nursing homes. Journal of Clinical Nursing, 19(7-8), 949-958.