Index / Search / Galeopsis tetrahit
§1 Plant
Galeopsis tetrahit L.
vernacular brittlestem hempnettle — species · Lamiaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Annual
- Group
- Dicot
- Family
- Lamiaceae Martinov
- Genus
- Galeopsis
Native status, by region
- AK Alaska Introduced
- CAN Canada Introduced
- L48 Lower 48 States Introduced
- SPM St. Pierre & Miquelon Introduced
County-level range
· 100 counties across 13 states/territories§3Cultivation
No cultivation specs.
USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.
§4Counties, by state
Recorded in 100 counties across 13 states/territories.
Alaska view state ↗ 1 I ▾
Illinois view state ↗ 6 I ▾
Louisiana view state ↗ 1 I ▾
Maine view state ↗ 15 I ▾
Massachusetts view state ↗ 12 I ▾
Montana view state ↗ 10 I ▾
New Hampshire view state ↗ 10 I ▾
New Jersey view state ↗ 7 I ▾
New York view state ↗ 22 I ▾
- Albany 36001
- Bronx 36005
- Cattaraugus 36009
- Cayuga 36011
- Chemung 36015
- Columbia 36021
- Delaware 36025
- Dutchess 36027
- Essex 36031
- Hamilton 36041
- Jefferson 36045
- Kings 36047
- Montgomery 36057
- Nassau 36059
- Orange 36071
- Putnam 36079
- Rockland 36087
- St. Lawrence 36089
- Suffolk 36103
- Sullivan 36105
- Ulster 36111
- Westchester 36119
Pennsylvania view state ↗ 1 I ▾
Rhode Island 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/GATE2 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5341300 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T06:33:17Z