Leaf Identification

The leaves of the Northern Red Oak are simple, alternate, dull and green. Their shape is oblong with 7-11 pointed lobes that each have an awn (bristle-tip).

Twig and Bud Identification

The twigs are curved, reddish brown and have multiple brown terminal buds.

Bark Identification

The bark is gray, with furrows that resemble ski tracks.

Fruit Identification

The fruits of the Northern Red Oak are ovoid acorns, 3/4″-1 1/4″, with a flat, shallow cup.

Flower Identification

The flowers of the Northern Red Oak are monoecious with yellow hanging male catkins and small female flowers with red styles.

Oak ID Tips

  • Compared to other similar-looking red oaks, such as Shumard Oak, Scarlet Oak, or Northern Pin Oak, the leaf sinuses are much more shallow on the Northern Red Oak.
  • The base of the Northern Red Oak is symmetrical, unlike the Black Oak.
  • The Northern Red Oak also has a large leaf compared to other red oaks.