Emerald Flare® Tianshan Birch - Betula tianshanica 'EmerDak' (RFM-77)
A distinctive birch selection, which grows in a narrowly pyramidal form. Attractive white exfoliating bark with gray and slight orange undertones. Cold hardy and tolerant of higher pH soils and drought.
USDA hardiness zones 4a-6, 3b with trial
Height: 30' Spread: 12'
Upright, narrowly pyramidal habit.
Medium to Fast
Summer: Medium emerald-green color. Autumn: Bright golden-yellow
Monoecious, male and female flowers are catkins. Not ornamental.
Strobiles which release small winged nutlets at maturity. Not ornamental.
Full sun to very light shade.
Performs best in well-drained soil and is tolerant of higher pH soils without chlorosis.
Side graft on compatible rootstocks, tissue culture.
Emerald Flare® has dark green foliage throughout the season. The slight exfoliating white bark is extremely showy and adds significant seasonal interest.
Recommended use in limited space landscapes for vertical accent elements or specimen tree. It is recommended that trees be mulched and supplementary water supplied in stressful sites. Mulch will assist with winter protection in exposed locations or colder zones.
Summer foliage is of high quality without blemishes resulting from birch leafminer or leaf spot. During summer drought conditions, Emerald Flare® exhibits no foliar stress symptoms such as leaf scorch or early leaf drop which is seen on many other birch species.
U.S. Trademark registered - Emerald Flare®
This cultivar is available for non-exclusive licensing.
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