Index / Search / Hypericum calycinum
§1 Plant
Hypericum calycinum L.
vernacular Aaron's beard — species · Clusiaceae
§2Habit & range
Habit and range
- Growth habit
- Shrub, Subshrub
- Duration
- Perennial
- Group
- Dicot
- Family
- Clusiaceae Lindl.
- Genus
- Hypericum
§2a
Native status, by region
- L48 Lower 48 States Introduced
§2b
County-level range
· 6 counties across 3 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Medium
- Shade
- Low
- Moisture use
- Medium
- Fire
- High
- Salinity
- Low
- Anaerobic
- None
- CaCO₃
- Low
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -43 °F minimum
- Frost-free days
- 130 min.
- Precipitation
- 30–60 in/yr
- pH range
- 5.5–7.5
- Root depth
- 12 in min.
- Fertility need
- Medium
- Soil texture
- coarse, medium, fine
§3c
Form & growth
- Growth form
- Rhizomatous
- Growth rate
- Rapid
- Lifespan
- Moderate
- Mature height
- 0.8 ft
- Foliage texture
- Medium
- Foliage colour
- Green
- Porosity (summer)
- Moderate
- Porosity (winter)
- Porous
- Flower colour
- Yellow
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Early Summer
- Spread rate
- None
- Stratify
- No
- Propagation
- container, sprigs
§3e
Use & availability
- Commercial availability
- Routinely Available
- Nursery stock
- Yes
- Browse palatability
- Low
- Graze palatability
- Low
- Palatable, human
- No
- Protein potential
- Low
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 6 counties across 3 states/territories.
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/HYCA10 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/3189497 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z