Colonial Park Arboretum and Gardens
The Colonial Park Arboretum and Gardens are gardens and an arboretum located in Colonial Park, 150 Mettlers Road, in the East Millstone area of Franklin Township, in Somerset County, New Jersey. The grounds are open daily without fee.
The arboretum contains labeled specimens of flowering trees, evergreens, shade trees, dwarf conifers, and flowering shrubs. Some of the genera represented are Abies, Acer, Aesculus, Carpinus, Chamaecyparis, Cedrus, Celtis, Cephalotaxus, Ilex, Juniperus, Picea, Pinus, Quercus, and Sorbus.
The arboretum area also contains several gardens: the Rudolf W. van der Goot Rose Garden, with more than 3,000 roses of 325 varieties; the Fragrance and Sensory Garden ; and the Perennial Garden. The Delaware and Raritan Canal passes along one side of the arboretum.