Betula nigra ‘Cully’ Heritage® December 17, 2019 / Email Common Name: Heritage River Birch Size: 40' tall x 30' wide Fall Color: Yellow Bloom: Insignificant Zone: 3 thru 9 Description A vigorous and tough multi-stem tree. Can tolerate wet water drenched soil or dry ground equally as well. Increased heat and cold hardiness compared to standard Betula nigra. Very handsome exfoliating bark. Related products Acer circinatum ‘Pacific Fire’ Cornus x ‘KN30-8’ Venus® Amelanchier x g. ‘Autumn Brilliance’ Cornus mas