Home / Guides / Plant Files / Fagaceae

Quercus Species, Blue Oak

Quercusdouglasii

Upload Image Print Article

View Gallery 3 photos

Upload Image Print Article

Family

Fagaceae (fag-AY-see-ee)

Info

Genus

Quercus (KWER-kus)

Info

Species

douglasii (dug-LUS-ee-eye)

Info

Synonym

Sun Exposure

Full Sun

Foliage

Deciduous

Height

over 40 ft. (12 m)

Spacing

Unknown - Tell us

Hardiness

USDA Zone 6b: to -20.5 °C (-5 °F)

USDA Zone 7a: to -17.7 °C (0 °F)

USDA Zone 7b: to -14.9 °C (5 °F)

USDA Zone 8a: to -12.2 °C (10 °F)

USDA Zone 8b: to -9.4 °C (15 °F)

USDA Zone 9a: to -6.6 °C (20 °F)

Danger

Unknown - Tell us

Bloom Color

Unknown - Tell us

Bloom Time

Unknown - Tell us

Other Details

Gardener's Notes:

Post Comment

positive

neutral

negative

Sort By:

Post Comment

Sort By:

Popular Plants

SEE ALL

Featured

BUG FILES

Beetle

(Harmonia axyridis)

BIRD FILES

Red Knot

(Calidris canutus)

Featured

BUG FILES

Beetle

(Harmonia axyridis)

BIRD FILES

Red Knot

(Calidris canutus)

Quercus Species, Blue Oak

Quercusdouglasii

Featured Videos

Gardener's Notes:

Get to Know Dave's Garden

Follow Dave's Garden