Betula nigra, commonly called river birch, is a vigorous, fast-growing, medium-sized, Missouri native deciduous tree which occurs on floodplains, swampy bottomlands and along streams throughout the State.In cultivation, it can be trained as either a single trunk or multi-trunked tree. About Heritage River Birch Clump. Hardiness: Zones 4 to 9. An improved variety larger, glossier leaves that turn golden yellow in fall and better exfoliating bark color that provides year round interest. The river birch is monoecious and bears male and female flower clusters called catkins on the same tree. If pruned too early in the year, when awakening from their winter rest, they bleed a heavy flow of sap. They are in the genera Betula, which is the Latin word for “to shine,” and if you have a birch tree in your yard, you may agree that the tree seems to have a glow.How long do birch trees live? One of the most disease-free birches. For the best experience on our site, be sure to turn on Javascript in your browser. Design Ideas The ideal spot is the north or east side of a building, where the tree will receive full sun in the morning and some shade during the afternoon. The tiny flowers are green or brown and are unimpressive and inconspicuous. ALL RIGHTS RESERVED. Plus, it's an elegant source of shade, with unique peeling bark that stands out in your landscape. River birch is monoecious (separate male and female flowers on the same plant) with flowers arranged in catkins. Adapts well to heavy clay soils of Missouri and will tolerate poor drainage. Betula nigra, commonly called river birch, is a vigorous, fast-growing, medium-sized, Missouri native deciduous tree which occurs on floodplains, swampy bottomlands and along streams throughout the State. Heat/drought tolerant. River birches are Missouri natives that are naturally adapted to the climate and are extremely resistant to birch borer. Seed grown. The river birch is a popular tree for river banks and wet parts of the garden. Classic, Fast-Growing Ornamental Tree Why Heritage® River Birch Trees? Older trees display coarse scales. Distinctive curling, blackish bark exfoliates to reveal varied shades of orange, gray, and lavender, depending on the cultivar. Excellent tree for very large homesites, parks and open space. Average Size at Maturity: Quickly reaches 40 to 60 ft. tall and wide; 70 ft. tall in ideal conditions. The leaves are oval, around 1-1/2 to 3 inches long, and 1 to 2 inches wide with slightly serrated margins and are shiny and medium green in color. Male flowers appear on birch trees at the end of summer as clusters of erect catkins. Flower Bloom Time: Spring Flower Size: 1-3 inches Flower Description: The River Birch has light green, 2 to 3 inch slim, cylindrical flowers and fruiting staminate catkins 2 to 3 inches long that bloom in early spring. Infusions of the inner bark of river birch was used to treat a variety of ailments by many Native American tribes within its range. They form at different times; the male catkins form in fall and bloom in the spring, when the female catkins appear. For starters, it's resistant to common diseases, grows up to 2 to 3 feet each year, and adapts to a variety of soil types. The best time to prune River Birch trees is late summer or early Fall. Adaptation: In its native habitat, river birch grows well in low and medium elevations and is most common along streams. Bloom Description: Brown (male) green (female), Tolerate: Deer, Drought, Clay Soil, Wet Soil, Black Walnut, Air Pollution. The foliage is medium to dark green and obtains yellow margins in the fall. Initially about 2 inches long, the green catkins overwinter on the tree, growing longer in the Bloom Time - Bloom Color - USDA Hardiness Zone - 4a . Cultivar is a more resilient form of American native species. Cold Hardiness-20 to -30° F. Sun Exposure: Full sun. River Birch. Birch are available as single trunk trees or those with multi-trunks as clumps. Weakened birches become vulnerable to the bronze birch borer which typically infects and kills birches stressed by summer heat and humidity. Specimen or small groupings for lawns, parks and commercial properties, and, in particular, for wet soils along ponds, streams or in low spots. Inconspicuous; prized for foliage and bark. Multi-trunked trees form a more irregular crown and are generally considered to be the superior growth habit for this species. Bloom Time/Color: April-May; brown/green Fall Color: Yellow Uses: Specimen, shade tree, rain gardens Maintenance: Low Tree Shape: Pyramidal, round Other: Bronze birch borer resistant, deer resistant. Bloom Time: Inconspicuous; prized for foliage and bark. The birch's leaves are oval, 1 to 4 inches long. Leathery, diamond-shaped, medium to wet for many other species, and,... 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