The Eden Alternative and foster grandparents in Practice

http://www.nationalservice.gov/programs/senior-corps/foster-grandparents
The link above will take you to a U.S. federal government agency which provides service opportunities for Americans. Their most popular program is AmeriCorps but they also fund a program for foster grandparents.

http://www.ccsww.org/site/PageServer?pagename=fostergrandparent
This link will take you to a cite which provides subsidized housing and much more. They also have a foster grandparent program with seven locations based in Washington.

http://www.indiana.edu/~nca/ncpad/eden.shtml
This cite stresses the obstacles faced by nursing home staff and residents. It provides solutions for those problems and gardens are a main influence.

http://www.pbs.org/thoushalthonor/eden/
A PBS article stresses the importance of animals, plants and human interaction for nursing home residents. It mentions how nursing homes have had a hard time changing their care to fit the needs of the residents.