Index / Search / Hypericum perforatum
§1 Plant — species · Clusiaceae
Hypericum perforatum L.
vernacular common St. Johnswort
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Dicot
- Family
- Clusiaceae Lindl.
- Genus
- Hypericum
Native status, by region
- CAN Canada Introduced
- HI Hawaii Introduced
- L48 Lower 48 States Introduced
- SPM St. Pierre & Miquelon Introduced
§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.
§4Montana distribution
Recorded in 27 of 56 Montana counties.
- Big Horn 30003
- Broadwater 30007
- Dawson 30021
- Flathead 30029
- Gallatin 30031
- Glacier 30035
- Golden Valley 30037
- Jefferson 30043
- Judith Basin 30045
- Lake 30047
- Lincoln 30053
- Madison 30057
- McCone 30055
- Meagher 30059
- Mineral 30061
- Missoula 30063
- Park 30067
- Petroleum 30069
- Powder River 30075
- Powell 30077
- Ravalli 30081
- Sanders 30089
- Silver Bow 30093
- Stillwater 30095
- Sweet Grass 30097
- Teton 30099
- Treasure 30103
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/HYPE ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/3189486 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-25
fetched 2026-05-25T16:28:53Z