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Havard Oak

Quercus havardii

Other common name(s):

Havard Shin-oak, Shinnery Oak

Family:

Fagaceae (Beech Family)

Plant Ecoregion Distribution Map

Edwards Plateau, High Plains, Southwestern Tablelands
Semiarid Edwards Plateau
Arid Llano Estacado, Llano Estacado, Rolling Sand Plains, Shinnery Sands
Canadian/Cimarron Breaks, Caprock Canyons Badlands Breaks, Flat Tablelands and Valleys, Semiarid Canadian Breaks

Plant Characteristics

Growth Form

Shrub

Height

1
to
3
ft.

Spread

1
to
3
ft.

Leaf Retention

Deciduous

Lifespan

Annual

Habitat and Care Requirements

Soil Type(s)

Sand, Dry

Light Requirement

Sun, Part Shade

Water Requirement

Low

Native Habitat

Woodland

Bloom and Attraction

Bloom Color

Green

Bloom Season

Spring

Seasonal Interest

Nuts

Wildlife Benefit

Birds, Small Mammals

Maintenance

Doesn’t get established easily. May be several years before it begins to spread by suckers.

Comments

A shrub with papery, light gray bark. Thick leaves are oval or elliptical, 2 – 4 inches, margins with deep lobes. The leaf surface is shiny, light green, lower surface is a tawny, dense, woolly. Flower a catkin. Fruit an acorn with a pubescent reddish- brown cup, which covers 1⁄3 – 1⁄2 of brown nut. Creates a thicket in deep sands.

References

1) Griffith, Bryce, Omernick & Rodgers (2007). Ecoregions of Texas.. 2) https://www.wildflower.org/plants/result.php?id_plant=QUHA3. 3) https://portal.torcherbaria.org/portal/taxa/index.php?taxon=Quercus+havardii&formsubmit=Search+Terms. 4) http://bonap.net/TDC/Image/Map?taxonType=Species&taxonId=12148&locationType=County&mapType=Normal. 5) Wasowski and Wasowski, Native Texas Plants Landscaping Region by Region, 1991, pg 256. 6) Miller George O., Landscaping with Native Plants of Texas 2nd ed, pg 48. 7) https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=504711#null

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State Office Phone: 830.997.9272

State Office Address:
Native Plant Society of Texas
PO Box 3017
Fredericksburg, TX 78624

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