Oak

Quercus pauciloba

Family: Fagaceae (fag-AY-see-ee) (Info)
Genus: Quercus (KWER-kus) (Info)
Species: pauciloba

Category:

Shrubs

Trees

Water Requirements:

Drought-tolerant; suitable for xeriscaping

Sun Exposure:

Full Sun

Foliage:

Evergreen

Foliage Color:

Blue-Green

Silver/Gray

Dark Green

Height:

6-8 ft. (1.8-2.4 m)

8-10 ft. (2.4-3 m)

10-12 ft. (3-3.6 m)

12-15 ft. (3.6-4.7 m)

15-20 ft. (4.7-6 m)

Spacing:

8-10 ft. (2.4-3 m)

10-12 ft. (3-3.6 m)

12-15 ft. (3.6-4.7 m)

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)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

Where to Grow:

Unknown - Tell us

Danger:

Unknown - Tell us

Bloom Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Bloom Size:

Unknown - Tell us

Bloom Time:

Unknown - Tell us

Other details:

Soil pH requirements:

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

7.9 to 8.5 (alkaline)

Patent Information:

Non-patented

Propagation Methods:

Unknown - Tell us

Seed Collecting:

Unknown - Tell us

Regional

This plant is said to grow outdoors in the following regions:

Denver, Colorado

Saint George, Utah

Salt Lake City, Utah

Gardeners' Notes:

1
positive
2
neutrals
0
negatives
RatingContent
Positive

On Oct 17, 2021, UtahTropics12 from Salt Lake City, UT (Zone 7b) wrote:

This amazing and rare evergreen/semi evergreen oak is native here to Salt Lake City, Utah (zone 7b) and a lot of separate areas spanning all over Utah and Arizona. Quercus x pauciloba is an amazing relict species, its a hybrid between the native Sonoran Scrub Live Oak (Quercus turbinella) which is completely evergreen, and the Gambles Oak (Quercus gambelii) which is deciduous. The Sonoran live oak used to range up into Salt Lake City and Ogden only about 900-3,000 years ago, but the climate cooled and most of the live oaks moved further south. These are the relict populations of Live Oak that bred with the hardier Quercus gambelii. They can grow to be about 10-30 feet tall depending on water availability, and have extremely beautiful bluish/silver green elongate leathery foliage. It has o... read more

Neutral

On Jan 24, 2010, killdawabbit from Christiana, TN (Zone 6b) wrote:

Quercus pauciloba Rydb. (pro sp.) [gambelii turbinella]

Neutral

On Sep 3, 2009, plutodrive from Denver, CO (Zone 5b) wrote:

This is also known as Wavyleaf Oak.

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