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§1 Plant

Heliotropium curassavicum L.

vernacular salt heliotrope — species · Boraginaceae

USDA
HECU3
GBIF
2925786
Rank
species
salt heliotrope (Heliotropium curassavicum)
Platephotograph · Will PearceCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb, Subshrub
Duration
Annual, Perennial
Group
Dicot
Family
Boraginaceae Juss.
Genus
Heliotropium
§2a

Native status, by region

  • CAN Canada Native
  • HI Hawaii Native
  • L48 Lower 48 States Native
  • PR Puerto Rico Native
  • VI U.S. Virgin Islands Native
§2b

County-level range

· 196 counties across 26 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
Medium
Shade
High
Moisture use
Medium
Fire
Medium
Salinity
High
Anaerobic
Low
CaCO₃
None
Hedging
None
§3b

Climate & soil

Cold tolerance
-28 °F minimum
Frost-free days
110 min.
Precipitation
10–24 in/yr
pH range
6.5–8.5
Root depth
10 in min.
Fertility need
Low
Soil texture
medium, fine
§3c

Form & growth

Growth form
Rhizomatous
Growth rate
Moderate
Lifespan
Moderate
Mature height
1.2 ft
Foliage texture
Coarse
Foliage colour
Gray-Green
Porosity (summer)
Moderate
Porosity (winter)
Porous
Flower colour
White
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Mid Spring
Seed abundance
High
Seed begins
Summer
Seed ends
Fall
Spread rate
Slow
Stratify
No
Propagation
seed, sprigs
§3e

Use & availability

Commercial availability
No Known Source
Nursery stock
No
Browse palatability
Low
Graze palatability
Low
Palatable, human
No
Protein potential
Low
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 196 counties across 26 states/territories.

Alabama view state ↗ 2 N ▾
Arizona view state ↗ 10 N ▾
Arkansas view state ↗ 2 N ▾
Colorado view state ↗ 7 N ▾
Florida view state ↗ 15 N ▾
Georgia view state ↗ 3 N ▾
Illinois view state ↗ 2 N ▾
Kansas view state ↗ 7 N ▾
Louisiana view state ↗ 19 N ▾
Maine view state ↗ 1 N ▾
Minnesota view state ↗ 1 N ▾
Mississippi view state ↗ 2 N ▾
Missouri view state ↗ 2 N ▾
Montana view state ↗ 11 N ▾
Nebraska view state ↗ 3 N ▾
New Jersey view state ↗ 1 N ▾
New Mexico view state ↗ 11 N ▾
New York view state ↗ 1 N ▾
North Carolina view state ↗ 1 N ▾
North Dakota view state ↗ 12 N ▾
Oklahoma view state ↗ 10 N ▾
Pennsylvania view state ↗ 1 N ▾
South Carolina view state ↗ 1 N ▾
South Dakota view state ↗ 3 N ▾
Texas view state ↗ 66 N ▾
Virginia view state ↗ 2 N ▾

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/HECU3 ↗

GBIF Backbone

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

gbif.org/species/2925786 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T10:50:45Z