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Moss Phlox

Phlox subulata

Found in dry and exposed rock outcrops, rocky flood-scoured riversides, dry woodlands over a wide variety of rocks, shale barrens. Weakley, Flora of the Southeastern United States (2025), Northern Tier edition What its natural habitat tells you

52
Strong

Native to Virginia. How scores work Is it native here?

Profile 100%

Height
4–6 inches
Spread
2–3 feet
Light
Dappled sunlight, Full sun
Soil moisture
Somewhat dry to moist

Space about 2.5 ft apart from its recorded spread, about 16 per 100 sq ft. Enter your bed size for a count

Will it fit your yard?

At a glance

Life cycle
Perennial
Leaves
Semi-evergreen
Bloom
March to May
Fruiting season
Summer

Recorded in 40 Virginia counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

1 of 3

Cliffs, ledges and rocky summits

Sassafras Mountain rock outcrop
Rock outcrop on a mountain summit. Shown: Sassafras Mountain, on the North Carolina and South Carolina line, a neighboring state.Sassafras Mountain rock outcrop, Alan M. Cressler / U.S. Geological Survey, undated. Public domain. Source record. Faithful JPEG display decode of embedded JP2; no AI or color enhancement. Phone derivative resized proportionally.

Dry forests and woodlands

Forests and open woodlands on dry ridges and slopes, often oak or pine.

Shale barrens

Steep, sun-baked slopes of loose shale with sparse oaks and Virginia pine and their own endemic wildflowers. Linked only where the source names shale barrens; calcareous shale stays with the limestone glades.

All habitats

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Virginia. Shared habitat, not food. 70 animals.

All wildlife of Virginia

Ecological relationships

Who uses this plant?

What these records mean

8CaterpillarsGenus host records with ranges including VA

Genus host records with ranges including VA · Phlox

  • Helicoverpa zeaCorn Earworm Moth
  • Heliothis phloxiphagaSpotted Straw Sun Moth, Darker Spotted Straw Moth
  • Idia aemulaCommon Idia
  • Lacinipolia olivaceaOlive Arches, Olive Groundcat
  • Melanchra adjunctaHitched Arches
  • Papaipema nebrisStalk Borer
  • Pyrrhia exprimensPurple-Lined Sallow, Purple-Lined Sun Moth
  • Sparganothis xanthoidesMosaic Sparganothis
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
6BeesSoutheastern regional records

Southeastern regional records · Phlox

Individual names are not available yet.

Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
0Specialist beesPollen specialists
2BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Phlox

  • Centrocercus urophasianusGreater Sage-Grouse
  • Tympanuchus pallidicinctusLesser Prairie-Chicken
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Polemoniaceae
Hardiness
Zones 3a–9b
Soil pH
Acidic
Flower color
Blue, pink, purple, red or white
Growth rate
Rapid
Growth habit
Spreads by runners
Foliage color
Green
Fruit begins
Summer
Fruit ends
Summer

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Moss Pink

Conservation status

Virginia rankS5
Global rankG5
VA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.

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How to check your spot

Growing cautions

  • Spreads by runners. USDA PLANTS lists its growth form as stoloniferous. USDA PLANTS

For planning only; these do not change the score or Fit.

Sources