Appearance and hardiness of Oaks vary widely, but all produce acorns preceded by inconspicuous flowers. Single nuts are more or less enclosed in a cuplike cap covered with many closely set scales. In some species, the acorns are edible,with a sweet flavor. Some oaks are widely planted over large areas, while others have a limited rangeQuercus phellos
To 50–90 ft. tall, 30–50 ft.wide. Pyramidal in youth, spreading wider with age. Smooth gray bark. Leaves look more like those of willow (Salix) than those of typical oak—2 1/2 –5 in. long,Ï–1 in.wide, smooth edged. Foliage turns yellowish before falling; in warmer regions, dead leaves may hang on through winter.Has the most delicate foliage pattern of all the oaks. Spherical,Í-in.-wide acorns with a shallow cap enclosing only the end of the nut.
To 20–35 ft. tall, 25–40 ft. wide. Open branching, giving slight shade. Leaves to 15 in. l...
Native to central U.S., this tree grows 40 to 60 ft. tall, 20 to 40 ft. wide. Heart-shaped leaves are ...
Native from Arizona to Baja California, Northern Mexico. Slow grower to 10–25 ft. tall, nearly a...