Mount Airy Arboretum

 Mt. Airy Arboretum, 120 acre, is an arboretum set within Mt. Airy Forest (1,470 acres), a public park located at 5083 Colerain Avenue, Cincinnati, Ohio. It is open daily without charge.

The arboretum began in 1911 when the Cincinnati Park Board purchased 168 acre of land for reforestation and conservation. It has since expanded to 1469.913 acre, of which 700 acre are reforested in hardwoods, 200 acre reforested in evergreens, 269 acre in native woodland, 170 acre of open meadows, and 120 acre operated as an arboretum proper.

The arboretum includes more than 5,000 plants representing 1,600 species and varieties of woody plants. It contains one of the finest dwarf conifer collection in the Midwest, set around a 1 acre pond. Other collections include ash, azalea, birch, beech, buckeye, cherry, crabapple, deutzia, dogwood, elm, euonymus, fir, hawthorn, hemlock, juniper, lilac, magnolia, maple, oak, poplar, spruce, viburnum, willow, and yew.