Dinosaur State Park and Arboretum is a unique 63-acre (250,000 m2) state park. It contains one of the largest dinosaur track sites in North America, with early Jurassic fossil tracks in sandstone from about 200 million years ago.

The Hartford Botanical Garden is a botanical garden now being planned in Hartford, Connecticut. The garden is planned to occupy 18 acres (73,000 m2) of Colt Park immediately adjacent to Samuel Colt's Armsmear mansion.

The Marsh Botanical Garden (8 acres) is a botanical garden, arboretum, and greenhouses located on the Yale University campus. The Garden began in 1899 when paleontologist Othniel Marsh (Yale B.A. 1860) bequeathed his home, grounds, greenhouses and plant collections...

The Connecticut College Arboretum is a 300 ha (750 acres) arboretum and botanical gardens, founded in 1931, and located on the campus of Connecticut College and in the towns of New London and Waterford, Connecticut, USA. Arboretum collections are: the Native Plant...

Harkness Memorial State Park (230 acres) is a public park and botanical garden located in Waterford, Connecticut, on the Long Island Sound. The park contains a 42-room mansion, with a surrounding area containing an Italian, Oriental, and Cutting Gardens, and...

Stanley Park of Westfield is a privately owned 300-acre (1.2 km2) park, including an arboretum and botanical garden, located in Westfield, Massachusetts.[The park was established in 1945 by the philanthropist Frank Stanley Beveridge (1879–1956). It includes a...

The Highstead Arboretum in Redding, Connecticut, USA was founded in 1982. It covers 36 acres (146,000 m²) of woodland, meadow, and wetland and ranges from 640 feet (200 m) to 758 feet (231 m) in elevation. It hosts both native and cultivated plant varieties.

The park contains a number of monuments and memorials including the Wilcox Memorial Fountain (1930), designed by John Francis Paramino and given in honor of Harriet and Stephen Wilcox. One tree was planted in memory of boxing champion Rocky Marciano.

The Mount Holyoke College Botanic Garden, in South Hadley, Massachusetts, USA, encompasses the Mount Holyoke College campus, an arboretum, numerous gardens, and the Talcott Greenhouse. It was first designated a botanical garden in 1878.

The Botanic Garden of Smith College is located on the campus of Smith College, in Northampton, Massachusetts, USA. It consists of a fine selection of woody trees, shrubs, herbaceous plants, and an excellent collection of warm-weather plants in a set of historic...