Quercus rubra

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Common name: red oak, northern red oak

Family: Fagaceae

Distribution: eastern North America

Habitat: Forest, occurring up to 1800m

IUCN Red list: Least concern

Hardiness: Zone 4b -25 to -20 F

Life form: Deciduous tree

Usage: Ornamental shade tree

Comments: Red oak is a medium sized, deciduous tree with a rounded to broad-spreading, often irregular crown. Typically grows at a moderate-to-fast rate to a height of 50-75'. Dark, lustrous green leaves, grayish-white beneath, with 7-11, toothed lobes which are sharply pointed at the tips. Leaves turn brownish-red in autumn. Insignificant flowers in separate male and female catkins appear in spring. Fruits are acorns with flat, saucer-shaped cups which mature in early fall.
Best grown in average, dry to medium moisture, acidic soil in full sun. Prefers fertile, sandy, finely-textured soils with good drainage.

Links: Great Plant Picks • OSU Landscape Plants - Quercus rubra

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1: 1200 s, 1000 e (ST 1200,1000) • Accession: 1928-1774/1
2: 1200 s, 1000 e (ST 1200,1000) • Accession: 1967-4077/1
3: 1200 s, 1200 e (ST 1200,1200) • Accession: 1940-4788/1 • Provenance: Wild
4: 1200 s, 1200 e (ST 1200,1200) • Accession: 1941-5013/1 • Provenance: Wild
5: 1200 s, 1200 e (ST 1200,1200) • Accession: 1941-5014/1 • Provenance: Wild
6: 1200 s, 1200 e (ST 1200,1200) • Accession: 1969-1814/1
7: 1200 s, 1200 e (ST 1200,1200) • Accession: 1977-1815/1
8: 1200 s, 1200 e (ST 1200,1200) • Accession: 1977-1816/1
9: 1200 s, 1200 e (ST 1200,1200) • Accession: 1977-1817/1
10: 1200 s, 1200 e (ST 1200,1200) • Accession: 1977-1818/1
11: 2200 s, 1300 e (ST 2200,1300) • Accession: 1980-005/1
12: 2600 s, 600 e (ST 2600,600) • Accession: 1928-3530/1
13: 2600 s, 600 e (ST 2600,600) • Accession: 1928-3537/1
14: 2700 s, 600 e (ST 2700,600) • Accession: 1928-3737/1
15: 2700 s, 600 e (ST 2700,600) • Accession: 1928-3738/1
16: 2700 s, 600 e (ST 2700,600) • Accession: 1928-3739/1
17: 2800 s, 500 e (ST 2800,500) • Accession: 1928-3813/1
18: 2800 s, 500 e (ST 2800,500) • Accession: 1928-4059/1
19: 2800 s, 500 e (ST 2800,500) • Accession: 1928-4060/1
20: 600 s, 200 e (ST 600,200) • Accession: 1986-003/1

Area

Individual

Hoyt Arboretum, Portland, Oregon, USA

Plant Database

Taxon

Quercus rubra

Locations