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Ground Cover · Easy

How to Grow Creeping Phlox

Phlox subulata

Your complete guide to growing Creeping Phlox.

☀SunFull sun to partial shade (4-6+ hours)
💧WaterModerate — regular watering
🗺Zones3–9
📏Height4-6 inches
Creeping Phlox📷 Wikipedia: Phlox subulata

When to Plant Creeping Phlox

Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.

ZoneStart IndoorsDirect SowHarvest
Zone 3 — — —
Zone 4 — — —
Zone 5 — — —
Zone 6 — — —
Zone 7 — — —
Zone 8 — — —
Zone 9 — — —

Companion Plants for Creeping Phlox

✓ Good companions

Ajuga

Both are low-growing ground covers that can intermingle without competing

Astilbe

Thrives in similar partial shade conditions and adds vertical interest

Ferns

Compatible moisture needs and provides textural contrast in woodland settings

Heuchera

Similar growing conditions and creates attractive foliage contrast with phlox flowers

Hostas

Complementary textures and shade tolerance, phlox softens hosta edges

Sedums

Excellent for rock gardens together, both drought-tolerant once established

Spring Bulbs (Daffodils)

Bloom before phlox fills in, creating succession of color without competition

Wild Ginger

Native woodland companion with similar shade and moisture preferences

✗ Keep away from

Aggressive Grasses

Outcompete creeping phlox for space and can quickly overtake the planting

Black Walnut Trees

Produces juglone which is toxic to phlox and inhibits growth

Dense Evergreen Shrubs

Create too much shade and compete for nutrients, preventing phlox spread

Large Perennials

Cast excessive shade and compete heavily for nutrients, stunting phlox growth

Notes from the garden

A greener inbox, occasionally.

Seasonal planting ideas, useful tips and a little inspiration. No weeds.