Whitespire birch trees (Betula platyphylla japonica 'Whitespire') are deciduous trees with an annual growth rate of 12 to 18 inches. They grow up to 40 feet tall and 25 feet wide.
About the Author
Callie Barber has been writing professionally since 2002. Barber's love for design and writing inspired her to create Design Your Revolution, a blog that shares creative and affordable ways to decorate indoor and outdoor living environments. Her articles have appeared on Travels.com and GardenGuides.com. Barber holds a Bachelors of Arts in international studies from the University of North Carolina.