Quercus rubra

Northern Red Oak

Form and Growth Characteristics:
Plant Type - Tree
Growth Rate - Fast growth, especially for oaks. Typically around 1' per year, but can grow up to 2' per year in moist, well-drained soil.
Mature Height - 60-75'
Mature Width - 60-75'
Longevity - Long lived: 200-300 years

Ornamental Characteristics:
Flower - Monoecious, male in pale yellow-green catkins, females greenish borne on short spikes in new leaf axils, May
Fruit - Nut, solitary or paired, 0.75-1" long, variable in shape, but usually subglobose, enclosed at the base in a flat, thick, saucer-like cap, acorns mature in two years and fall early, nut is medium brown with grayish streaks.
Leaf -
Fall Color - Usually not much more than yellow-brown, but occassionally can be russet-red to bright red
Bark - On young bark, distinct flat gray areas intermingled with ridged-and-furrowed areas. Old trunks are brown to nearly black and broken up into wide, flat-topped, gray ridges, separated by shallow fissures. Very old trees are often deeply ridged-and-furrowed
Other Features - Oaks hybridize freely and there are abundant hybrids evident in landscapes and the wild. Red and Black Oak are associated in the wild and hybrids frequently occur.
Possible Use -
Season Of Interest -

Culture and Care:
Care Requirements - Transplants readily, prefers well-drained, sandy loam, acid soils and full sun. Will develop chlorosis in high pH soils.
Native Habitat - Nova Scotia to Pennsylvania, west to Minnesota and Iowa. Introduced 1800
Diseases and Insects - Basically free of problems, though mild cases of typical oak diseases may develop.
Strength - Rounded in youth, in old age often round-topped and symmetrical, Valuable fast-growing oak for lawns, parks, golf courses and commercial areas
Weakness -

Plants of this taxon:

Find Related Plants:
- Other plants with the common name Oak.
- Other plants of the family Fagaceae.
- Other plants of the genus Quercus.
- Other plants of the species Quercus rubra.