California Silverbush

Argythamnia serrata

Native to:
Guatemala, Mexico, Nicaragua, United States

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Euphorbiaceae
Genus:
Argythamnia
Species:
Argythamnia serrata
USDA Symbol:
ARCA19

Growth Characteristics

Life Cycle:
Annual | Perennial
Growth Habit:
Forb/herb , Shrub , Subshrub
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
apr,may,jun,jul,aug,sep,oct
Bloom Colors:
white, cream
Landscaping Shrub:
Yes

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, small insects
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from woody base after top-kill by fire or frost. Common in fire-maintained prairies and savannas of south-central United States.

Propagation & Germination

Stratification:
None required
Germination Time:
14–30 days
Notes:
Fresh seed germinates readily; older seed may have reduced viability. Warm temperatures preferred for germination.

The above propagation data sourced from Claude AI