Stiffly ascending branches of this National Arboretum introduction form a vase-shaped crown that is more narrow than typical of most elm cultivars. The boldly textured foliage of this complex hybrid of Ulmus wilsoniana, U. pumila, U. carpinifolia and U. glabra is especially dark green.
USDA Zone: 4
Upright, narrow vase
Tolerant of Dutch elm disease and phloem necrosis