Running oak
|
Quercus pumila
|
Fagaceae
|
Landscape Uses:
|
|
Primarily recommended for natural landscapes and habitat restorations. Also an accent shrub or small tree. |
Ecological Restoration Notes: |
|
A frequent but somewhat uncommon understory shrub in pine rocklands, mesic flatwoods and scrubby flatwoods. |
Availability: |
|
Grown by enthusiasts and occasionally by native plant nurseries. |
Description: |
|
Medium woody shrub or rarely a small tree, usually with underground stems but occasionally with an erect trunk. Leaves are pale green above and densely covered with gray or brown hairs below, about 2-4 inches long. |
Height: |
|
Typically 3-6 feet in height in South Florida; occasionally to 20 feet in Florida. Usually broader than tall. |
Growth Rate: |
|
Slow. |
Range: |
|
Southeastern United States south to Miami-Dade and Collier counties. |
Habitats: |
|
Pinelands. |
Soils: |
|
Moist, well-drained sandy or limestone soils, without humusy top layer. |
Nutritional Requirements: |
|
Low; it grows in nutrient poor soils. |
Salt Water Tolerance: |
|
Low; does not tolerate long-term flooding by salt or brackish water. |
Salt Wind Tolerance: |
|
Low; salt wind may burn the leaves. |
Drought Tolerance: |
|
High; does not require any supplemental water once established. |
Light Requirements: |
|
Full sun. |
Flower Color: |
|
Green. |
Flower Characteristics: |
|
Inconspicuous. Pollination is by wind. |
Flowering Season: |
|
Early spring, before the emergence of new leaves. |
Fruit: |
|
Brown acorn about 1/2" long, maturing in the second season. Edible. |
Wildlife and Ecology: |
|
Provides significant food and cover for wildlife. Larval host plant for red-banded hairstreak (Calycopis cecrops) and white-M hairstreak (Parrhasius m-album) butterflies; possible larval host for Horace's duskywing (Erynnis horatius), Juvenal's duskywing (Erynnis juvenalis) and oak hairstreak (Fixsenia favonius) butterflies. The acorns are utilized by squirrels. |
Horticultural Notes: |
|
Can be grown from seed. |
Comments: |
|
This dwarf oak makes an excellent woody groundcover and deserves more attention in the native plant trade. |
|
|
|
|