Connecticut
Bartlett Arboretum & Gardens
Stamford, CT.
www.bartlettarboretum.org
Connecticut College Arboretum
New London CT. www.arboretum.conncoll.edu
Denison Pequotsepos Nature Center
Mystic, CT
www.dpnc.org
New Canaan Nature Center
New Canaan, CT www.newcanaannature.org
Rhode Island
Blithewold Mansion, Gardens & Arboretum, Bristol RI. www.blithewold.org 
Roger Williams Park Botanical Center Providence RI www.providenceri.com/botanical-center
Massachusetts
Berkshire Botanical Gardens,
Stockbridge, MA
www.berkshirebotanical.org
The Arnold Arboretum of Harvard University, Boston MA
www.arboretum.harvard.edu
Botanic Garden of Smith College
Northampton, MA
www.smith.edu/garden
Garden in the Woods
Framingham, MA
http://www.newenglandwild.org/visit/Garden-in-the-Woods
www.towerhillbg.org
New Hampshire
Brentwood, NH
Maine
www.mainegardens.org
Vermont
Burlington, VT
www.bgcvt.org