- Cobblestone® is a 'Select' out of the native species, selected for disease resistance and corkiest cork
- Pyramidal when young, maturing to a broad, spreading, rounded crown
- Twigs are sometimes ridged with corky "wings"
- Dark green leaves are leathery with deep round lobes and a distinctive 'waist'
- Insignificant flowers (catkins) are followed by oval acorns
- Fall colours are pale yellow to brown
ZONE:
3
HEIGHT:
16-17 m
SPREAD:
13-14 m