North Japanese hill cherry is a tree native to East Asia and grown in U.S. gardens and street plantings. Its pink flowers open in spring, and its leaves turn red or orange in fall. It is also called Sargent cherry.
North Japanese hill cherry has single pink flowers in small clusters with almost no shared stalk beneath each cluster. Japanese flowering cherry includes cultivated forms with single or double flowers, so check both the flower shape and the base of the cluster.
Why they get mixed upBoth are East Asian ornamental cherries with pink or white spring bloom.