Common Name: river birch
Origin/Ecology: Native to eastern Canada
Habit: Open, twiggy, upright, oval-vertical, to 22m tall, 15 m wide.
Leaves: Diamond-shape, rhombic-ovate, biserrate, <8 cm.
Leaf Arrangement: alternate
Flowers and Fruit: Catkins separate female (becoming conelike, 3-lobe scales) and male (<8 cm, yellow-brown), early spring.
Bark: Shagging, peeling, red-brown.
Water Use, Soil: Bog, well-drained.
Exposure: Full sun to part shade.
Landscape Uses: Accent plant, fall interest, group or mass planting, shade tree, specimen plant, bogs, wildlife food, winter interest.
Limitations: Anthracnose, aphids, adelgids, canker, sap rot, caterpillar, cutworm, dieback, fungal leaf spot, leaf miner, rust, virus.
Other Features: Low susceptibility to BBB.