Skip to content
← Plant Database
moss phlox

moss phlox

Phlox subulata

groundcover☀️ full sun💧 low waterZone 3bZone 9b

A low-growing evergreen groundcover that spreads into dense mats covered with small needle-like foliage and colorful star-shaped flowers in spring. Excellent for rock gardens, borders, and slopes where it tolerates poor soil and drought once established.

Overview

Form
Mounding
Growth Rate
moderate
Size
0.33–0.5′ tall × 1.5–2′ wide
Dormancy
evergreen

Tolerances & Soil

moderate
Zone 3bZone 9b
1471013
ColderWarmer
Zone range: Zone 3b to Zone 9b

pH Range

5.78
7.0
3.556.589
pH range: 5.7 to 8

Soil Texture

Coarse, Medium, Fine

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Spring

Succession Role

pioneerearly successional

Native to the United States

Native Range

Eastern North America

Native to: Connecticut, Delaware, Massachusetts, Maryland, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Rhode Island, Virginia, West Virginia

Function & Care

erosion controlpollinator nectarywildlife benefit

Establishment & Care

Establishment
easy
Maintenance
low
Propagation
seed, cutting, division