The Botanical Diary
C
Flowers

Creeping Phlox

Phlox subulata
Also known ascreeping phlox, moss phlox

Forms continuous flowering carpets in spring — like a 'blooming rock'

Regions
all regions
Colour
pink, ліловий, white
Creeping Phlox (creeping phlox, moss phlox)
🌸
Bloom
April–May
☀️
Light
Full sun
💧
Watering
Low
📏
Height
0,05–0,15 m
❄️
Hardiness
Zone 4

Creeping Phlox (Phlox subulata) is one of the most popular flowering ground covers for sunny garden areas. This North American beauty has gradually won the hearts of gardeners worldwide thanks to its undemanding nature and incredible generosity with blooms. Year after year, the plant becomes lusher, and in spring it transforms into a true carpet of open flowers that from a distance looks like a living mosaic panel.

Tiny needle-like leaves of phlox remain on the stems all year round, forming dense evergreen mats just 5–15 centimetres tall. From April to May, the plant offers an uncountable array of small five-petalled flowers in white, soft pink, crimson, violet, and bicolour varieties. Plant breeders have introduced dozens of cultivars, from the classic 'Candy Stripe' with its contrasting eye in the centre to the deep purple 'Emerald Pink Blue Eyes' or pure white 'White Delight'.

In the garden, creeping phlox is a universal workhorse: it adorns rocky hillsides, softens the front edge of borders, suppresses weeds, and stabilises soil on slopes. It can be planted in large groups for a striking spring display or scattered amongst other perennials to create the effect of natural growth. The plant performs beautifully in containers on balconies or terraces.

This is a true modest performer, needing only sunshine, well-drained soil, and minimal attention after establishment. The drought tolerance of phlox is legendary—plant it and forget it. Even in the driest years, it remains green and flowering, whilst other ground covers succumb to heat stress. It is precisely this quality that has earned it a place in every garden where the gardener values beauty without fuss.

Location & soil

Creeping Phlox — planting & location

LightFull sun
Soil typewell-drained, рН 6–7,5
Planting timeApril або August
Plant spacing0,3–0,4 m
Planting depth5–8 см

Ground cover, evergreen, spreading habit

Water needs

How to water Creeping Phlox

IntensityLow
FrequencyEvery 14 days (в)
Volume5–7
MethodAt the base

Drought-tolerant once established

Annual care

Fertilizing and pruning: Creeping Phlox

Spring fertilizingMineral complex fertiliser (April)
Summer fertilizingNo fertilising required
Autumn fertilizingNo fertilising required
Pruning timeAfter flowering (стрижка)
Pruning typeShaping

Trim back by one-third after flowering to promote bushiness

Cold hardiness

Creeping Phlox — winter hardiness & care

Hardiness zoneZone 4
Winter coverNot required
Cover timing
Plant protection

Diseases and pests of Creeping Phlox

Diseases
Powdery mildew
Pests
Rarely
Garden design

What grows well with Creeping Phlox?

Tulip, Daffodil, флокс волотистий