PLANT PROFILE

Quercus stellata
post oak



Quercus stellata

Quercus stellata
Quercus stellata

Top photo USDA; bottom photo courtesy Renee Brecht;
Britton & Brown; bottom USDA
Botanical name: Quercus stellata
Common name: post oak
Group: dicot
Family: Fagaceae
Growth type: forb/herb
Duration: perennial
Origin: native
Plant height: to 65'
Bark: Ashy gray; becomes more blocky and ridged with age. Branches often gnarled and twisted.
Leaves: alternate, simple leaves with 5 lobes, two middle lobe squarish with a cruciform appearance. Stellate pubescence below.
Flowers: monoecious; male flowers are yellow green catkins, female flowers are reddish short spikes
Flowering time: flowers early May to mid-May, when leaves are partly expanded; fruits autumn of first season
Habitat: dry, sterile, sandy or gravelly ground
Range in New Jersey: statewide but rare and scattered in north Jersey
Heritage ranking, if any: statewide, only local in the Pine barrens (Hough)
Distribution: