How to Grow Cushion Phlox 'Red Wings'

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Cushion Phlox 'Red Wings'

Phlox subulata 'Red Wings'

flower

Cushion Phlox 'Red Wings' is a compact, low-growing perennial ground cover that produces vibrant red flowers in spring. This creeping cultivar forms dense mats of needle-like foliage and is highly valued for rock gardens, borders, and alpine plantings. It's an exceptionally hardy and drought-tolerant option for gardeners seeking reliable, colorful spring blooms.

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Example Cushion Phlox 'Red Wings' timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Cushion Phlox 'Red Wings'

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Cushion Phlox 'Red Wings' blooms

    Mid-to-late summer

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Cushion Phlox 'Red Wings' dates for your own zip code.

Growing Conditions

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Sun: Full sun, 6-8 hours daily; tolerates light afternoon shade in hot climates
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Water: Low water needs once established; water moderately during growing season, reducing in summer if soil stays moist. Drought-tolerant; prefers dry to medium moisture. Avoid overwatering, which causes root rot.
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Spacing: 12-18 inches
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Days to maturity: Blooms in first season; reaches mature size in 2-3 years
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Planting depth: Plant crown at soil level; do not bury; space 12-18 inches apart

Soil

Type: Well-draining, sandy or gravelly soil
pH: 6.0-7.0
Amendments:
Coarse sand or perlite for drainage Gravel or small stones Organic compost (minimal) Avoid heavy clay or wet soils

Growing Zones

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Thrives in zones 3-9, with best performance in cooler zones 3-7

3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a

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Growth Stages

1

Establishment (Spring planting)

4-8 weeks

Young plants developing root systems and basal foliage mats; small needle-like leaves emerging in dense clusters.

Water moderately to establish roots. Ensure excellent drainage. Do not overwater. Mulch lightly around (not over) the base.

2

Vegetative Growth (Late Spring to Early Summer)

6-8 weeks

Dense mat of fine, needle-like foliage spreading outward; plants filling in their allocated space.

Maintain consistent, not excessive, moisture. Reduce watering as temperatures warm. Avoid wetting foliage. Deadhead spent flower stems if desired to encourage bushiness.

3

Flowering (Spring, April-May in most zones)

4-6 weeks

Profusion of small, 5-petaled red flowers clustered at stem tips, creating a vibrant carpet of bloom; flowers cover foliage.

Minimal intervention needed. Enjoy the blooms. Optional deadheading prolongs flowering. Do not fertilize—excess nitrogen reduces blooms.

4

Post-Bloom (Early Summer)

6-12 weeks

Flowers fade; foliage remains attractive, continuing as a ground cover; some cultivars may have sporadic secondary blooms.

Cut back leggy or overgrown stems lightly if desired. Reduce watering. Allow plant to harden off for dormancy in autumn.

5

Dormancy (Fall and Winter)

Variable by zone; 3-6 months in cold climates

Foliage may bronze or darken in cold climates; plant remains evergreen in mild zones; minimal growth.

No watering needed in most climates. Provide excellent drainage to prevent winter rot. Avoid heavy mulch that traps moisture.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Moisture-loving plants (hostas, ferns) Tall plants that will shade it Species requiring frequent watering (hydrangeas, astilbe)

Common Pests

  • Spray with water to dislodge; use neem oil if severe. Ensure adequate air circulation.

  • Improve air circulation; apply sulfur or fungicide if needed. Avoid overhead watering.

  • Improve drainage immediately; remove affected portions; do not overwater. Ensure sandy, well-draining soil.

  • and

    Remove by hand; use copper barriers or slug bait if necessary. Reduce moisture levels.

Uses

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Ground Cover & Rock Gardens

Craft

Cushion Phlox 'Red Wings' is a superior choice for alpine troughs, rock gardens, and terraced beds where its dense mat-forming habit and spring color are displayed to best effect. It stabilizes slopes and softens hard landscape edges. [source]

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Pollinator Support

Wildlife

The small, clustered flowers attract early-season pollinators including bees and butterflies emerging in spring. It provides nectar and pollen when other food sources are scarce. [source]

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Low-Maintenance Border & Edging

Household

Ideal for low borders, pathway edges, and container planting due to its compact, creeping habit and minimal care requirements once established. Suitable for xeriscaping and water-wise gardens. [source]

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Limited Culinary Interest

Culinary

While some phlox species have historically been used in herbal teas, Cushion Phlox is primarily ornamental. Not commonly used in cooking; not recommended for consumption. [source]

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Traditional Herbal Use

Medicinal

Historically, some Native American groups used phlox species for respiratory and skin ailments, though 'Red Wings' is not a primary medicinal cultivar. Modern herbalists rarely recommend it; consultation advised before use. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Not typically harvested; enjoy as an ornamental display. If deadheading, remove spent flower clusters to tidy appearance and potentially encourage more blooms. Cut back overgrown stems by 1/3 after flowering to maintain compact form.

Fun Facts

  • 🌱 Phlox subulata 'Red Wings' is native to eastern North America and was hybridized and selected over centuries for its intense red coloration and compact form, making it a garden staple since the Victorian era.
  • 🌱 The name 'subulata' refers to the plant's awl-shaped (subulate) leaves, which are needle-like and adapted to drought conditions, a feature that makes this phlox exceptionally water-efficient compared to broader-leaved perennials.
  • 🌱 'Red Wings' is an evergreen groundcover in many climates, meaning it retains its fine, attractive foliage year-round, providing winter color and structure in the garden even when not flowering.

Gardening Terms

New to gardening? Learn about terms used in this guide:

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