Quercus wislizeni [SIS 6643]

Also Known As

Interior Live Oak

Plant type

tree, shrub

size

H: 15'-25'
W: 15'-25'

planting zones

7a-10b

Quercus wislizeni [SIS 6643] plant details

Quercus wislizeni [SIS 6643] is a broadleaf evergreen shrub or tree with green foliage. In spring flowers emerge. Grows well with sun and low water. Drought tolerant once established. Prefers to be dry in summer. Does well in well-drained soil. A good option if you're seeking something verticillium wilt resistant.

CHARACTERISTICS OF Quercus wislizeni [SIS 6643]

Plant type: shrub or tree
Plant family: fagaceae
Foliage: evergreen green
Mature size: 15 FT - 25 FT - wide, 15 FT - 25 FT - tall
Uses: small tree

GROWING CONDITIONS for Quercus wislizeni [SIS 6643]

USDA Zones: 7a - 10b
Sun exposure: sun
Watering frequency: low
Resistant to: verticillium wilt
Soil needs: well-drained

Nursery contributed plant descriptions

Probably the subspecies frutescens, this form was collected from Dunsmuir Canyon in Oregon's Siskiyou Mountains. A handsome, small tree, to about 25', often multi-trunked, with spiney, oblong, evergreen leaves, dark green above and yellow-green beneath. Bark is silvery gray, smooth when young and darker and rougher with age. Full sun. Very summer drought tolerant and easily moved when large. Frost hardy in USDA zone 7.