In 2015 the Bartlett Tree Research Laboratories and Arboretum earned Plant Collections Network Accreditation for its Ulmus Collection.
We champion and advance public gardens as leaders, advocates, and innovators in the conservation and appreciation of plants.
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American Public Gardens Association
1207 Delaware Ave #350
Wilmington, DE, 19806
Ph: 610.708.3010
Fax: 610.444.3594
info@publicgardens.org
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