Family: Betulaceae

Scientific Name: Betula platyphylla japonica Whitespire

Common Name: Whitespire Birch

DescriptionA medium sized birch tree with resistance to the Bronze Birch Borer and Birch Leaf Miner.
Plant TypeAll Plants, Trees Deciduous
Hardiness Zone4-7
Sunlightfull sun
MoisturePrefers moist to average growing conditions. In dry conditions the plant becomes stressed and this lowers it's resistance to the problems associated with Birch.
Soil & Siteprefers moist well drained soils.
TemperatureBetter resistant when grown in it's northern region as compared to the hot, dry south.
Leavessimple, alternate, glossy dark green, yellow in the fall and doubly serrated.
Stemsbark is chalk white, doesn't exfoliate
Dimensionsreaches 20-25 by 30-40 feet and is pyramidal.
PropagationThe most resistant plants must be clones of the original plant. Seed grown plants lack much of the desired resistance.
Cultivar OriginThe original seed was collected by John L. Creech in 1951 in Japan. Seeds were grown and one was selected by Dr. Hasselkus of the University of Wisconsin as the best form and resistance to Bronze Birch Borer. The original tree is still living at the University's Arboretum (as of 2015)
Notes & Reference#93-North American Landscape Trees (Arthur Lee Jacobson)
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