California Sweetgrass

Anthoxanthum occidentale

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Anthoxanthum
Species:
Anthoxanthum occidentale
USDA Symbol:
HIOC

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun,jul

Garden & Ecology Notes

Wildlife Value:
small mammals, ground-nesting birds
Fragrant:
Yes

Soil Requirements

Soil Type:
well-drained, sandy or loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers open, grassy areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Requires light for germination; surface sow or barely cover seeds. Germination improved with cold moist stratification.

The above propagation data sourced from Claude AI