Coastal Sage Scrub Oak

Quercus dumosa

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fagaceae
Genus:
Quercus
Species:
Quercus dumosa

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
12-20 ft
Light Requirements:
Full Sun, Part Shade
Drought Tolerance:
High
Bloom Months:
mar, apr, may
Bloom Colors:
Yellow
Evergreen Shrub:
Yes
Landscaping Shrub:
Yes

Native Range

United States: California

Keystone Species Ranking

Caterpillar Keystone:
★☆☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Host Plant for Caterpillars

Acleris hastiana, Acrobasis comptella, Andromache Underwing (Catocala andromache), California oakworm (Phryganidia californica), Caloptilia sp., Cameraria jacintoensis, Cameraria serpentinensis, Cameraria temblorensis, Chionodes chrysopyla, Chionodes trichostola, Coleophora querciella, Decodes fragariana, Dyseriocrania auricyanea, Epinotia emarginana, Exoteleia graphicella, fruit-tree leafroller (Archips argyrospila), Gloveria medusa, habrosana leafroller moth (Pseudexentera habrosana), Henricus sp., Mesogona subcuprea, orange tortrix moth (Argyrotaenia franciscana), Pacific tent caterpillar (Malacosoma constricta), Rectiostoma fernaldella, Recurvaria sp., Rhodophaea cruza, Slossonia rubrotincta, Telphusa sedulitella, Tischeria consanguinea, Trachycera caliginella, Xenolechia querciphaga, Xenolechia staspa, Gold-hunter's hairstreak (Satyrium auretorum)

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Common in coastal scrub and chaparral regions.

Germination Information

Pre-treatment: None required

Source: npn.rngr.net