Index / Search / Phlox divaricata

§1 Plant

Phlox divaricata L.

vernacular wild blue phlox — species · Polemoniaceae


USDA
PHDI5
GBIF
2927730
Rank
species
wild blue phlox (Phlox divaricata)
Platephotograph · Noel PenningtonCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Perennial
Group
Dicot
Family
Polemoniaceae Juss.
Genus
Phlox
§2a

Native status, by region

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

County-level range

· 1,125 counties across 29 states/territories
Legend Native · 1125 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

Drought
Low
Shade
Medium
Moisture use
Medium
Fire
High
Salinity
None
Anaerobic
Low
CaCO₃
Medium
Hedging
None
§3b

Climate & soil

Cold tolerance
-33 °F minimum
Frost-free days
100 min.
Precipitation
32–60 in/yr
pH range
5.5–7.2
Root depth
14 in min.
Fertility need
Medium
Soil texture
coarse, medium, fine
§3c

Form & growth

Growth form
Multiple Stem
Growth rate
Rapid
Lifespan
Long
Mature height
3 ft
Foliage texture
Medium
Foliage colour
Green
Porosity (summer)
Moderate
Porosity (winter)
Porous
Flower colour
Purple
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

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

Use & availability

Commercial availability
Routinely Available
Nursery stock
Yes
Browse palatability
Low
Graze palatability
Low
Palatable, human
No
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 1,125 counties across 29 states/territories.

Alabama view state ↗ 20 N
Arkansas view state ↗ 52 N
District of Columbia view state ↗ 1 N
Florida view state ↗ 3 N
Georgia view state ↗ 10 N
Illinois view state ↗ 100 N
Indiana view state ↗ 85 N
Iowa view state ↗ 21 N
Kansas view state ↗ 43 N
Kentucky view state ↗ 107 N
Louisiana view state ↗ 31 N
Michigan view state ↗ 52 N
Minnesota view state ↗ 39 N
Mississippi view state ↗ 23 N
Missouri view state ↗ 111 N
Nebraska view state ↗ 18 N
New Jersey view state ↗ 10 N
New York view state ↗ 27 N
North Carolina view state ↗ 9 N
Ohio view state ↗ 88 N
Oklahoma view state ↗ 14 N
Pennsylvania view state ↗ 46 N
South Dakota view state ↗ 2 N
Tennessee view state ↗ 75 N
Texas view state ↗ 1 N
Vermont view state ↗ 1 N
Virginia view state ↗ 42 N
West Virginia view state ↗ 44 N
Wisconsin view state ↗ 50 N

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/PHDI5 ↗

GBIF Backbone

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

gbif.org/species/2927730 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

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