Gypsum Threeawn
Aristida gypsophila
- Native to:
- Mexico, United States
iNaturalist: © martorell (iNaturalist #149257241)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Aristida
- Species:
- Aristida gypsophila
- USDA Symbol:
- ARGY4
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jul,aug,sep,oct
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Like other Aristida species, likely resprouts from basal buds following fire in its native grassland habitat.
Soil Requirements
- Soil Type:
- sandy, alkaline, nutrient-poor soil
- pH:
- 7.0 - 8.5 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- typically found in gypsum-rich soils