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<br />Plant, Tree & Shrub Library Pn~ ' 'st Description Page I of 1 <br />Erint This P--illl~ Close Wind9~ <br /> . <br />Common Name: Birch, River Clump <br />Scientific Name: Betula nigra <br />Zone: 4 <br />Li ht . <br />R' g Sun/light shade <br />eqUlrements: <br />Height: 40-60' <br />Width: 30-40' <br />Shape: oval . <br />Foliage Color: dark green <br />Flower: catkins <br />Fall Color: yellow <br />Fruit: nutlet <br />o . r A native pyramidal to oval headed clump tree with cinnamon-brown exfoliating bark. Prefers moist soils. <br />escnp Ion: Resistant to bronze birch borer. Susceptible to birch leaf miner, but can be easily controlled by spraying. <br /> . <br />http://www.bachmans.com/retail/gardening/product _ desc.cfm ?search T ext= River%20Clump%... 08/31/2006 <br />