Parker's Picks — Sweet Birch

Sweet birch (betula lenta) is a beautiful Western New York native tree known for its dark, cherry-like bark, bright yellow fall color, and distinctive wintergreen fragrance. Growing 40–60 feet tall, it makes an excellent shade or specimen tree and is more resistant to bronze birch borer than many other birch species.

Male and female catkins of a sweet birch (betula lenta).

It performs best in full sun to partial shade and moist, well-drained, acidic soils. Young trees benefit from winter protection, as the dark bark can be prone to frost cracking. It should be pruned only in summer after sap flow has slowed. Its sap has traditionally been used to make birch beer, and its dense, durable wood is valued for furniture and fine woodworking.

Sweet birch, also known as black birch or cherry birch, is a keystone species, supporting hundreds of butterfly and moth larvae. It serves as a host plant for Mourning Cloak, Dreamy Duskywing, Green Comma, Eastern Tiger Swallowtail, and White Admiral butterflies, while also providing seeds and cover for birds and other wildlife.

I was fortunate to receive a young Sweet birch sapling from the University of Guelph, originating from one of the last remaining wild populations near St. Catharines, Ontario. Its bark closely resembles black cherry, making it one of my favorite native trees.

The Haudenosaunee valued sweet birch for its medicinal properties and durable wood. The bark was traditionally used to support digestive health, relieve colds, and restore energy, while the sap, twigs, and wood provided food, flavoring, and useful materials.