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Index / Search / Lycopus asper

§1 Plant

Lycopus asper Greene

vernacular rough bugleweed — species · Lamiaceae

USDA
LYAS
GBIF
5341458
Rank
species
rough bugleweed (Lycopus asper)
Platephotograph · Dan MullenCC BY-NC-ND source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Perennial
Group
Dicot
Family
Lamiaceae Martinov
Genus
Lycopus
§2a

Native status, by region

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

County-level range

· 196 counties across 18 states/territories
Legend Native · 196 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

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

Climate & soil

Cold tolerance
-38 °F minimum
Frost-free days
120 min.
Precipitation
10–36 in/yr
pH range
6–8
Root depth
10 in min.
Fertility need
Medium
Soil texture
coarse, medium, fine
§3c

Form & growth

Growth form
Single Crown
Growth rate
Moderate
Lifespan
Moderate
Mature height
2.1 ft
Foliage texture
Coarse
Foliage colour
Green
Porosity (summer)
Moderate
Porosity (winter)
Porous
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Mid Summer
Seed abundance
Medium
Seed begins
Summer
Seed ends
Fall
Spread rate
Moderate
Stratify
No
Seeds / lb
908,000
Propagation
seed, tubers
§3e

Use & availability

Commercial availability
No Known Source
Nursery stock
No
Palatable, human
No
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 196 counties across 18 states/territories.

Alaska view state ↗ 1 N ▾
Arizona view state ↗ 1 N ▾
Illinois view state ↗ 8 N ▾
Indiana view state ↗ 1 N ▾
Iowa view state ↗ 11 N ▾
Kansas view state ↗ 4 N ▾
Massachusetts view state ↗ 1 N ▾
Michigan view state ↗ 8 N ▾
Minnesota view state ↗ 36 N ▾
Missouri view state ↗ 1 N ▾
Montana view state ↗ 12 N ▾
Nebraska view state ↗ 33 N ▾
New Mexico view state ↗ 3 N ▾
New York view state ↗ 3 N ▾
North Dakota view state ↗ 46 N ▾
Ohio view state ↗ 3 N ▾
South Dakota view state ↗ 16 N ▾
Wisconsin view state ↗ 8 N ▾

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/LYAS ↗

GBIF Backbone

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

gbif.org/species/5341458 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T09:28:40Z