Oak, English
Quercus robur
Fagaceae - Beech and Oak

Description

See also White Oak description and illustrations.

Leaves: Alternate; simple; like white oak's but smaller, 2-1/2" to 5" long; deciduous; ear-lobe-like leaf base; short petiole.

Twigs/buds: Twigs pale gray, greenish-brown, reddish-brown or purplish, hairless, somewhat powdery; angled; similar to twigs of white oak (Q. alba). Buds grayish-brown to reddish-brown; plump, rounded or blunt, 1/4" to 3/8" in length, angled; scales overlapping and fringed with hairs.

Flowers/fruit: Monoecious. Fruit an acorn; 1" to 3" long stalk; nut 1" to 2" long; cap covering 1/3 of acorn.

Bark: Grayish-black with deep furrows.

Wood: Has been used to make furniture, for ship-building, and for church/castle interiors in Europe; little information available.

General: Native to Europe, northern Africa, and western Asia. Prefers well-drained soil. Shade intolerant. Acornscan be a nuisance.

Landscape Use: Commonly planted in European landscapes and does well in Utah. Leaf is very interesting and narrow or wide canopy forms are available. Zones 4-8.

Cultivars: 'Asjes', 'Atropurpurea', 'Attention', 'Concordia', 'Crimson Spire', 'Clemons', 'Cristata', 'Fastigiata', 'Filicifolia', 'Long', 'Pendula', 'Pyramich', 'Salicifolia', Skyrocket™, Westminster Globe™.

Characteristics

General

Family Fagaceae - Beech and Oak
Cultivar Availability Yes
Hardiness Zone 4-8
Type Broadleaf
Utah Native No

Growth

Growth Rate Medium
Mature Height High
Longevity High
Is Good Under Power Lines No
Crown Shapes Rounded

Ornamental

Bark No
Fall Color No
Flowers No
Foliage Yes
Fruit No

Tolerance

Shade Medium
Salt High
Drought Medium
Poor Drainage Medium
Alkalinity High
Transplanting Medium