Broom Silverbush
Argythamnia fasciculata
- Native to:
- Brazil, Cuba, Leeward Is., Puerto Rico, United States, Virgin Islands
iNaturalist: © karl_questel (iNaturalist #193303217)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Euphorbiaceae
- Genus:
- Argythamnia
- Species:
- Argythamnia fasciculata
- USDA Symbol:
- ARFA
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Subshrub
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun,jul,aug,sep,oct,nov
- Bloom Colors:
- white, cream
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- butterflies, native bees
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from roots after fire. Common in fire-maintained scrub and pineland communities.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid, desert-like regions
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 14–45 days
- Notes:
- Fresh seed germinates readily. Seeds may be short-lived in storage.
The above propagation data sourced from Claude AI