Fragilegrass
Muhlenbergia uniseta
- Native to:
- Costa Rica, El Salvador, Guam, Guatemala, Honduras, Mexico, Panamá, United States, Venezuela
iNaturalist: © austindude (iNaturalist #311812547)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Muhlenbergia
- Species:
- Muhlenbergia uniseta
- USDA Symbol:
- AETE
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Graminoid
- Height:
- 100 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- aug,sep,oct
- Bloom Colors:
- purple, silver
Wildlife Benefits
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- birds, butterflies
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from basal crown after fire; benefits from occasional fire to reduce competition.
Soil Requirements
- Soil Type:
- well-drained, sandy or gravelly soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid and semi-arid regions
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily without pretreatment in warm soil.