Life Span
Type
Origin
Types
Number of Varieties
Habitat
USDA Hardiness Zone
AHS Heat Zone
Sunset Zone
Habit
Lodden Blue, Royal Velve, Melissa, Sachet, Sharon Roberts etc
Grassland, Hillside, Rocky areas
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Northern Europe, Russia/Siberia
Young's weeping birch, Ornäs Birch
Sunny Edge, Woodland Garden Canopy
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24