Index / Search / Campanulastrum americanum

§1 Plant

Campanulastrum americanum (L.) Small

vernacular American bellflower — species · Campanulaceae


USDA
CAAM18
GBIF
3163304
Rank
species
American bellflower (Campanulastrum americanum)
Platephotograph · J.W.BakerCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Annual
Group
Dicot
Family
Campanulaceae Juss.
Genus
Campanulastrum
§2a

Native status, by region

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

County-level range

· 282 counties across 10 states/territories
Legend Native · 282 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
Medium
Fire
None
Salinity
None
Anaerobic
Medium
CaCO₃
Medium
Hedging
None
§3b

Climate & soil

Cold tolerance
52 °F minimum
Frost-free days
160 min.
Precipitation
30–60 in/yr
pH range
5.5–7.5
Root depth
8 in min.
Fertility need
Medium
Soil texture
coarse, medium, fine
§3c

Form & growth

Growth form
Single Crown
Growth rate
Rapid
Mature height
6 ft
Foliage texture
Medium
Foliage colour
Green
Porosity (summer)
Porous
Porosity (winter)
Porous
Flower colour
Blue
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Summer
Seed abundance
Low
Seed begins
Summer
Seed ends
Fall
Spread rate
Slow
Stratify
No
Seeds / lb
700,000
Propagation
seed, container
§3e

Use & availability

Commercial availability
Contracting Only
Nursery stock
No
Palatable, human
No
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 282 counties across 10 states/territories.

Alabama view state ↗ 4 N
Arkansas view state ↗ 34 N
Florida view state ↗ 3 N
Georgia view state ↗ 10 N
Kentucky view state ↗ 75 N
New Jersey view state ↗ 2 N
New York view state ↗ 10 N
Pennsylvania view state ↗ 47 N
Virginia view state ↗ 51 N
West Virginia view state ↗ 46 N

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/CAAM18 ↗

GBIF Backbone

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

gbif.org/species/3163304 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T05:06:36Z