Index / Search / Phlox maculata ssp. maculata

§1 Plant

Phlox maculata L. ssp. maculata

vernacular wild sweetwilliam — subspecies · Polemoniaceae


USDA
PHMAM
GBIF
2927783 syn.
Rank
subspecies
wild sweetwilliam (Phlox maculata ssp. maculata)
Platephotograph · Tom PotterfieldCC BY-NC-SA 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 Introduced
  • L48 Lower 48 States Native
§2b

County-level range

· 98 counties across 9 states/territories
Legend Native · 98 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
High
Salinity
None
Anaerobic
Medium
CaCO₃
High
Hedging
None
§3b

Climate & soil

Cold tolerance
-18 °F minimum
Frost-free days
140 min.
Precipitation
30–55 in/yr
pH range
5.9–6.8
Root depth
11 in min.
Fertility need
Low
Soil texture
medium, fine
§3c

Form & growth

Growth form
Rhizomatous
Growth rate
Moderate
Lifespan
Short
Mature height
2 ft
Foliage texture
Medium
Foliage colour
Green
Porosity (summer)
Porous
Porosity (winter)
Porous
Flower colour
Red
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Mid Summer
Seed abundance
Low
Seed begins
Summer
Seed ends
Fall
Spread rate
Slow
Stratify
No
Propagation
cuttings, bare root, 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 98 counties across 9 states/territories.

Delaware view state ↗ 1 N
District of Columbia view state ↗ 1 N
Kentucky view state ↗ 11 N
Maine view state ↗ 1 N
New Jersey view state ↗ 11 N
New York view state ↗ 16 N
Pennsylvania view state ↗ 47 N
Vermont view state ↗ 3 N
West Virginia view state ↗ 7 N

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/PHMAM ↗

GBIF Backbone

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

gbif.org/species/2927783 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T06:33:17Z