A chance seedling River birch (Betula nigra) was discovered in the 1970s and cultivated by cloning. This unusual River birch has a dwarf, compact, dense habit, reaching 10 feet tall and 12 feet wide.

A chance seedling River birch (Betula nigra) was discovered in the 1970s and cultivated by cloning. This unusual River birch has a dwarf, compact, dense habit, reaching 10 feet tall and 12 feet wide.
There are few springtime landscape pictures to rival a snowy-trunked birch sending out its first pale green leaves. Birches are at their best seen against a dark evergreen background, not only in the summer, when their own leaves are bright green, or in fall, when the leaves turn golden yellow, but in winter when the white peeling trunks and branches stand out boldly against the evergreen foliage.
Dear Dee: We just purchased a River Birch from Pahl's and had it delivered and planted in early August. The river birch leaves have since yellowed and begun falling off the tree. The branches look healthy, and there are still some green leaves, but of course,...