Quercus dumosa Nutt.
Coastal sage scrub oak, Nuttall's scrub oak
Fagaceae (Beech Family)
USDA Symbol: QUDU
This common and variable shrubby oak hybridizes with tree species found nearby. Some plants classed as trees may be hybrids with size inherited from the larger parent. The scientific name means bushy or shrubby.
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Plant CharacteristicsDuration: Perennial
Leaf Retention: Evergreen
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Venation: Pinnate
Breeding System: Flowers Unisexual , Monoecious
Size Class: 6-12 ft.
Bloom InformationBloom Color: Yellow
Bloom Time: Mar , Apr , May
Native Distribution: Sierra Nevada & Coast Ranges in CA
Native Habitat: Dry slopes below 5000 ft.
Growing ConditionsWater Use: Low
Light Requirement: Sun , Part Shade
Soil Moisture: Dry
CaCO3 Tolerance: Medium
Soil Description: Dry sandy soils.
Conditions Comments: Easy to grow and drought tolerant. Grows 1-2 ft. per year.
PropagationDescription: Oaks are most often propagated from seed. No pretreatment is necessary. Plant immediately – outdoors or in deep containers to accomodate long initial taproot. Many oaks require cold temperatures to initiate shoot development. Protect outdoor beds with
Seed Collection: Best quality acorns are picked or shaken from the tree. Collect when color has changed to brown. Best if sown immediately as acorns lose viability quickly in storage. Short-term storage in moist, shaded saw dust or sand. Acorns to be sown immediately can be soaked in hot water for 15 min. to prevent weevil infestation. Stored seed should be fumigated with methyl bromide.
Commercially Avail: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
View propagation protocol from Native Plants Network.
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Santa Barbara Botanic Garden - Santa Barbara, CA
Native Seed Network - Corvallis, OR
BibliographyBibref 995 - Native Landscaping from El Paso to L.A. (2000) Wasowski, S. and A. Wasowski
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Recommended Species Lists
Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.View Recommended Species page
Additional resourcesUSDA: Find Quercus dumosa in USDA Plants
FNA: Find Quercus dumosa in the Flora of North America (if available)
Google: Search Google for Quercus dumosa
MetadataRecord Modified: 2009-02-20
Research By: TWC Staff