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Descriptions, photos, history, and admission information for eclectically designed estate garden near Philadelphia.

Horticultural display garden near Philadelphia created by Pierre duPont in 19th century. Visitor information, schedule of events, what's in bloom, history, education, and employment opportunities.

Its 650-acre grounds near Philadelphia include a pinetum, a native woodland walk, and various flowering shrub and tree collections.

Several hundred tree species planted in a riparian zone of the Erie park, serving as an educational facility. Tree fact sheets provided by student projects.

The official arboretum of the Commonwealth of Pennsylvania, whose thousands of woody plants include many of Philadelphia's oldest, rarest, and largest trees, is set in a Victorian landscape garden of winding paths, streams, flowers and special garden areas.

Pittsburgh institution with indoor and outdoor collections. History, photo tour of the gardens, database of species, and information about research, educational classes, and special exhibits and events.

Encompassing more than 300 acres of the college campus and exhibiting thousands of ornamental plant species, the arboretum displays trees, shrubs, vines and perennials. Overview of specialty gardens, and information about visiting and events.

America's oldest living botanical garden features an 18th century farmstead, native plants, wildflower meadow, and wetland. Located in Philadelphia.

This Bucks county facility includes a visitor center with interpretive exhibits, and indoor and outdoor wildlife viewing areas. Developed for education, preservation, and conservation. Information on the facilities and events.

Horticultural showcase of native trees, shrubs, rhododendrons, azaleas, laurel, blueberries, ferns and wildflowers in Devon. Information about membership and events, map, and photo galleries.

Historic home and gardens in Philadelphia. Information on upcoming events, volunteering, summer nature program, and history.

Features nature trails, a duck pond, a pinetum, a Japanese Zen garden and an herb garden. Includes virtual tour with numerous photos, history, calendar of events and membership information.

134 acres in New Hope featuring hundreds of species of native plants, in a setting of picturesque woodlands, meadows, a pond and a creek. Information about gardening with native plants, visiting, educational programs, and events.

Large private garden in Point Pleasant (Bucks County), open for guided and open tours. Peak season for the mostly shaded property is spring. Also an on-site rare plant nursery.

Park associated with Muhlenberg college, located in the northern Lehigh Valley, featuring a wide variety of trees (especially conifers) and wildflowers in a natural setting.

Pleasure garden established by Milton Hershey, featuring many themed gardens, seasonal displays, unique trees, an outdoor butterfly house, and a large rose collection. Information about visiting, educational programs, and events.

A 253 acre park in Bristol featuring various habitats characteristic of the Atlantic coastal plain. Programs and events schedule, trail map and contact details.

Associated with the Department of Ornamental Horticulture and Environmental Design of Delaware Valley University. Information for visitors and volunteers, and seasonal programs. Doylestown.