Awbury Arboretum Association, Inc.

56-acre public landscape & historic house located in the historic Germantown neighborhood of Philadelphia.

Casa Romantica Cultural Center and Gardens

Casa Romantica Cultural Center and Gardens is an award-winning arts center and historic landmark.

• Botanical Gardens, Arboreta and Botanical Organizations

• 156.

Plant Select

Plant Select is a nonprofit collaboration of Colorado State University, Denver Botanic Gardens and horticulturists from around the world.

Greensboro Beautiful

Partnering with the City and citizens of Greensboro to conserve and enhance the beauty and ecology of our community through tree plantings, litter cleanups, and public garden enhancements.

BARTLETT ARBORETUM ASSOCIATION INC

The Bartlett Arboretum & Gardens is one of Fairfield County’s leading botanical and horticultural education resources featuring 93 acres of open, green space located on the historical property of well-known arborist Dr.

• Botanical Gardens, Arboreta and Botanical Organizations

• 159.

Meerkerk Rhododendron Gardens

Meerkerk Rhododendron Gardens, a nonprofit public garden, encompasses 10 acres of display gardens & 2 miles of trails over 43 acres of peaceful woodland.

Arboretum Foundation

Non-profit supporting Washington Park Arboretum.

• Botanical Gardens, Arboreta and Botanical Organizations

• 161.

Dunaway Gardens Foundation Inc

Opened originally in 1934 as a theatrical training ground for beloved stage performances, Dunaway Gardens is a one of a kind rock and floral garden offering brides and visitors the perfect escape.

• Botanical Gardens, Arboreta and Botanical Organizations

• 162.

FRIENDS OF THE ROGERSON CLEMATIS COLLECTION

North Amercia's most comprehensive collection of the genus Clematis.