rootfast

Index / Search / Geum triflorum

§1 Plant

Geum triflorum Pursh

vernacular old man's whiskers — species · Rosaceae

USDA
GETR
GBIF
5369703
Rank
species
old man's whiskers (Geum triflorum)
Platephotograph · C. PhillipsCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Perennial
Group
Dicot
Family
Rosaceae Juss.
Genus
Geum
§2a

Native status, by region

  • CAN Canada Native
  • L48 Lower 48 States Native
§2b

County-level range

· 376 counties across 19 states/territories
Legend Native · 376 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

Drought
High
Shade
Medium
Moisture use
Medium
Fire
Medium
Salinity
None
Anaerobic
None
CaCO₃
High
Hedging
None
§3b

Climate & soil

Cold tolerance
-38 °F minimum
Frost-free days
100 min.
Precipitation
16–40 in/yr
pH range
6–7.5
Root depth
6 in min.
Fertility need
Medium
Soil texture
medium
§3c

Form & growth

Growth form
Rhizomatous
Growth rate
Moderate
Lifespan
Short
Mature height
1.5 ft
Foliage texture
Medium
Foliage colour
Green
Porosity (summer)
Moderate
Porosity (winter)
Porous
Flower colour
Purple
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Late Summer
Seed abundance
Medium
Seed begins
Spring
Seed ends
Fall
Spread rate
Rapid
Stratify
No
Seeds / lb
449,554
Propagation
seed, bare root, sprigs
§3e

Use & availability

Commercial availability
Contracting Only
Nursery stock
No
Browse palatability
Low
Graze palatability
Low
Palatable, human
Yes
Protein potential
Low
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 376 counties across 19 states/territories.

Arizona view state ↗ 4 N ▾
California view state ↗ 13 N ▾
Colorado view state ↗ 31 N ▾
Idaho view state ↗ 27 N ▾
Illinois view state ↗ 9 N ▾
Iowa view state ↗ 1 N ▾
Michigan view state ↗ 6 N ▾
Minnesota view state ↗ 58 N ▾
Montana view state ↗ 40 N ▾
Nevada view state ↗ 5 N ▾
New Mexico view state ↗ 7 N ▾
New York view state ↗ 2 N ▾
North Dakota view state ↗ 37 N ▾
Oregon view state ↗ 20 N ▾
South Dakota view state ↗ 13 N ▾
Utah view state ↗ 23 N ▾
Washington view state ↗ 19 N ▾
Wisconsin view state ↗ 41 N ▾
Wyoming view state ↗ 20 N ▾

§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/GETR ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/5369703 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T20:46:58Z