Guadalupe Mountain Necklacepod
Dermatophyllum gypsophilum
- Native to:
- Mexico, United States
iNaturalist: © currenfrasch (iNaturalist #191914009)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Dermatophyllum
- Species:
- Dermatophyllum gypsophilum
- USDA Symbol:
- SOGY80
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 150 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar,apr,may
- Bloom Colors:
- purple, violet
- Landscaping Shrub:
- Yes
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
- Fragrant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Can resprout from root crown following fire damage typical of desert scrub ecosystems.
Soil Requirements
- Soil Type:
- gypsum-rich, well-drained, rocky soil
- pH:
- 7.0 - 8.5 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to gypsum outcrops; sensitive to non-gypsum soils
Propagation & Germination
- Stratification:
- None required
- Scarification:
- Seed coat scarification required before sowing
- Germination Time:
- 14–60 days
- Notes:
- Seeds have hard seed coats requiring scarification. Hot water treatment or mechanical scarification improves germination rates.
The above propagation data sourced from Claude AI