Native Americans are known to have used this tree in many different medicinal purposes. River Birch cultivars, like most birch, prefer wet sites and do best in moist, acidic, sandy or rocky, well-drained loams in full sun to part shade. 3 0 obj Birds and squirrels eat the male catkins in late winter/early spring. As the tree ages, bark divides into flat, scaly ridges. Sap can be fermented to make birch beer. VT south to FL west to TX north through OK, NE, MI, IO, and MN. %���� Birches are considered a "pioneer" species and, thus, tend to grow quickly when young. It normally grows with a central leader and small-diameter, dark-colored lateral branches. Although river birches have some susceptibility to aphids, leaf miner and iron chlorosis in high pH soils, these problems are somewhat minor in comparison to the birch borer. Although this gray birch has some susceptibility to aphids, birch skeletonizer and dieback, these problems are usually considered to be somewhat minor in comparison to the birch borer and birch leaf miner. You may see Mourning Cloak (Nymphalis antiopa) which has one flight from June-July, Dreamy Duskywing (Erynnis icelus) with one brood April-July and rarely a second in the south, and Eastern Tiger Swallowtail (Papilo glaucus) which has three flights from February-November in the south and two flights May-September in the north. The bark of a young river birch can vary from having a salmon-pink to brown-gray tint and can be described as having loose layers of curling, paper thin scales. Birches are considered “bleeders”, avoid pruning in late spring before leaves emerge. River birch is widely planted for its appealing, peeling bark and shiny, diamond-shaped leaves. Smooth on young trees, salmon to rust-colored, develops papery scales. Neoformed leaves remain hairy, especially at the vein axils. Betulaceae Betula nigra - river birch: Leaf, alternate, simple, doubly serrate margins, deltoid shape. Leaves are 0.75 to 2.5 inches wide, pointed, sharply acute, broadly cuneate to nearly truncate, glaucous with 7-9 veins underneath. /Gamma [1.8 1.8 1.8] It tends to drop lots of twigs, making it better suited for less manicured areas of the landscape. << Also, this species is becoming very popular among estates, parks, college campuses, and golf courses due to its handsome bark character. The bark peels away year-round and the inner bark varies in hue from light to dark. Curly birch (var. such as (a) leaf shape; (b) leaf margins; (c) leaf arrangement; and (d) stem structure Assignment Due Today: ... Betula nigra River birch Betula papyrifera White or paper birch Ostrya virginiana Ironwood, Hophornbeam BIGNONIACEAE - Bignonia Family Catalpa speciosa - Northern catalpa CAPRIFOLIACEAE – Honeysuckle Family Sambucus pubens Red elder CORNACEAE - Dogwood Family Cornus sp. River Birch is resistant to the bronze birch borer which infects and kills trees. ��#q>&����5L�/���s�a~�J1��5Z�v�j�?���E�o�V�`oT�]xػ\z��巙���f�+��;MZ�� �G�>ݠ�S���,���+n;ꏆ�C�砮�i 4M$���k^� � | ޷�,��S��C̬@�3� It grows 50 feet tall and 40 feet wide. About Us: Collections: Education: Events: Support: Links & Resources "0� �l8G��`.� �H�P�$�C�(#LgAH�g7�S,�m8)������T%A�0TD�D! 'Little King' Form (Stowe Botanical Garden, NC). Betula is Latin for birch and describes a genus of about 60 species of deciduous trees and shrubs found in many gardens and landscapes throughout the northern hemisphere. The wood is hard and close-grained. The river birch tree (Betula nigra L.) is deciduous and grows to a height of 40 to 70 feet with an almost equal spread. How to Take Care of River Birch Trees. Numerous birds favor seeds in late fall. The timber is used for plywood and furniture. River birch is perhaps the most culturally adaptable and heat tolerant of the birches. In the landscape, keep the tree consistently moist and consider using soaker hoses and bark mulches to keep the root zones cool and moist. Bud Size - Lateral buds are ovate, pointed, and 1/4 inch long. Rough or S1S paper birch should cost $2.50 to $4.00 a board foot. It has a narrow, oval to pyramidal crown when young, spreading wider with age as several branches become dominant. River birch is perhaps the most culturally adaptable and heat tolerant of the birches. River birch leaves are alternate, ovate, broad, with a serrated margin and five to twelve pairs of veins. Enter your search terms. Living Room Furniture Arrangement Ideas ... and 'Fox Valley' varieties of river birch at your local garden center. Aphids and caterpillars infest … River Birch has these characteristics: Fruit is winged; Fruit is a catkin; Leaf edges are saw-toothed; Leaf Arrangement is alternate; Leaves have a convex "V"-shaped base; Leaves have a fairly equal, straight base; Leaves are about 1 1/2-3 times as long as broad; Leaves are not lobed. Read our Commitment to Diversity | Read our Privacy Statement. Gray, Paper Birch Trees . 9 veins per side or fewer. Greenish female flowers are followed by drooping cone-like fruits containing numerous small winged seeds that typically mature in late summer. Silver birch is a vigorously sprouting and light-demanding pioneer species which quickly occupies bare ground. endobj These plants grow 6 to 12 feet tall and wide and feature peeling bark. Colour. It does not thrive on waterlogged soil. 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