Index / Search / Trifolium hirtum
§1 Plant
Trifolium hirtum All.
vernacular rose clover — species · Fabaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Annual
- Group
- Dicot
- Family
- Fabaceae Lindl.
- Genus
- Trifolium
§2a
Native status, by region
- L48 Lower 48 States Introduced
§2b
County-level range
· 37 counties across 6 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Medium
- Shade
- Medium
- Moisture use
- Medium
- Fire
- None
- Salinity
- None
- Anaerobic
- None
- CaCO₃
- Low
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- 10 °F minimum
- Frost-free days
- 160 min.
- Precipitation
- 10–53 in/yr
- pH range
- 5–7.5
- Root depth
- 10 in min.
- Fertility need
- Low
- Soil texture
- medium, fine
§3c
Form & growth
- Growth form
- Single Crown
- Growth rate
- Rapid
- Mature height
- 1 ft
- Foliage texture
- Fine
- Foliage colour
- Green
- Porosity (summer)
- Porous
- Porosity (winter)
- Porous
- Flower colour
- Red
- Fruit colour
- Brown
- Fire resistant
- No
- N fixation
- Low
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Early Spring
- Seed abundance
- High
- Seed begins
- Summer
- Seed ends
- Spring
- Spread rate
- Slow
- Stratify
- No
- Seeds / lb
- 142,579
- Propagation
- seed
§3e
Use & availability
- Commercial availability
- Routinely Available
- Nursery stock
- No
- Browse palatability
- High
- Graze palatability
- High
- Palatable, human
- No
- Protein potential
- High
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 37 counties across 6 states/territories.
California view state ↗ 31 I ▾
- Alameda 06001
- Amador 06005
- Butte 06007
- Calaveras 06009
- Contra Costa 06013
- Fresno 06019
- Glenn 06021
- Kern 06029
- Los Angeles 06037
- Madera 06039
- Marin 06041
- Mariposa 06043
- Mendocino 06045
- Monterey 06053
- Napa 06055
- Nevada 06057
- Placer 06061
- Plumas 06063
- Riverside 06065
- Sacramento 06067
- San Diego 06073
- San Luis Obispo 06079
- Santa Barbara 06083
- Shasta 06089
- Solano 06095
- Sonoma 06097
- Stanislaus 06099
- Tehama 06103
- Tuolumne 06109
- Yolo 06113
- Yuba 06115
Florida view state ↗ 1 I ▾
Louisiana view state ↗ 2 I ▾
North Carolina view state ↗ 1 I ▾
Oregon view state ↗ 1 I ▾
Tennessee view state ↗ 1 I ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/TRHI4 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5359445 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z