How to Grow Red Iceplant

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Red Iceplant

Delosperma cooperi

succulent

Red Iceplant is a low-growing, creeping succulent with small, needle-like foliage and vibrant red-magenta daisy-like flowers. It is a drought-tolerant ground cover that blooms prolifically in summer and attracts pollinators. This hardy perennial is excellent for rock gardens, containers, and arid landscapes.

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Example Red Iceplant timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Red Iceplant

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Red Iceplant

    Around Apr 25

    ≈ 8 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Red Iceplant dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily minimum; tolerates partial shade in hot climates
💧
Water: Drought-tolerant once established; water moderately during growing season, reduce in winter. Allow soil to dry between waterings. Overwatering is the primary cause of failure.
📏
Spacing: 12-18 inches
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Days to maturity: Flowers bloom 8-12 weeks after planting; reaches mature size in 1-2 seasons
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Planting depth: Surface planting; press gently into soil, do not bury

Soil

Type: Well-draining sandy or gravelly soil, poor to moderately fertile
pH: 6.0-7.5
Amendments:
coarse sand perlite gravel avoid organic matter-rich amendments

Growing Zones

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Thrives in zones 5-10, with best performance in zones 6-9

5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b

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Growth Stages

1

Establishment

2-4 weeks

Young plants are small and compact with thin stems and needle-like leaves starting to form

Water lightly and infrequently; avoid overwatering which causes rot. Ensure excellent drainage. Protect from heavy rain initially.

2

Vegetative Growth

4-8 weeks

Plant spreads horizontally, developing more stems and foliage; dense mat of needle-like, gray-green to reddish leaves forms

Water sparingly; allow soil to dry completely between waterings. Apply balanced fertilizer diluted to half-strength if needed. No pruning required.

3

Flowering

6-12 weeks (summer through early fall)

Abundant bright red-magenta daisy-like flowers (1-2 cm diameter) cover the plant; blooms open in sunny conditions

Continue minimal watering. Deadheading encourages more blooms but is not essential. Blooms close in shade or cool temperatures.

4

Dormancy

3-4 months

Plant growth slows significantly in fall and winter; foliage may take on deeper reddish tones in cold; minimal flowering occurs

Reduce watering to minimal amounts; water only if soil is bone-dry. No fertilizing during dormancy. In zone 5, mulch lightly with sand or gravel (not organic matter) to protect from winter moisture.

5

Spring Renewal

2-4 weeks

Growth resumes as temperatures warm; new green foliage emerges and plant spreads further

Begin watering more regularly (but still sparingly) as growth resumes. Apply light compost or balanced fertilizer. Remove any dead winter foliage.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

moisture-loving plants hostas ferns shade plants plants requiring frequent watering

Common Pests

  • Remove with rubbing alcohol on a cotton swab; spray with insecticidal soap; improve air circulation to prevent infestations

  • Scrape off manually; apply horticultural oil spray; isolate severely infested plants

  • Increase humidity slightly and air circulation; spray with water to dislodge; use miticide if severe

  • This is primarily a cultural issue; ensure excellent drainage, reduce watering frequency, remove affected plants, repot in fresh dry soil if caught early

Uses

🍳

Edible Flowers & Ice Plant Leaves

Culinary

Red Iceplant flowers and foliage are edible and have a mild, slightly salty taste due to their succulent nature. The petals can garnish salads or desserts, adding color and a crunchy texture. Traditionally used as a novelty ingredient in gourmet cuisine. [source]

🏠

Ground Cover & Landscape Design

Household

Exceptionally useful as a drought-tolerant ground cover for xeriscaping, rock gardens, green roofs, and container gardens. Its spreading habit and vibrant blooms make it ideal for erosion control on slopes and low-maintenance landscaping. [source]

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Pollinator Food Source

Wildlife

Abundant red-magenta flowers attract bees, butterflies, and other pollinators during summer months. The nectar provides essential food for beneficial insects and contributes to garden ecosystem health. [source]

🎨

Cut Flowers & Floral Arrangements

Craft

The distinctive bright blooms can be cut for fresh flower arrangements and display well in mixed summer bouquets. The daisy-like flowers last several days in water and add vibrant color to floral designs. [source]

💊

Traditional Succulent Uses

Medicinal

In some traditional medicine systems, Delosperma species have been used topically for skin irritations and minor wounds due to their succulent, cooling properties, though scientific evidence is limited. [source]

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

Harvest Tips

Delosperma cooperi is an ornamental and is harvested by cutting stems for flower arrangements or propagation. Harvest flowers in early morning when fully open for longest vase life. Stems can be propagated by cuttings taken in spring or summer; allow cuttings to air-dry for 1-2 days before inserting into well-draining propagation medium.

Fun Facts

  • 🌱 The common name 'Iceplant' comes from the distinctive glistening, water-filled papillae (small hair-like structures) on the leaves and stems that catch light and resemble ice crystals or frost, giving the plant a sparkling appearance in sunlight.
  • 🌱 Red Iceplant is native to South Africa and can survive extended periods without water by storing moisture in its succulent tissues, making it one of the most drought-tolerant flowering ground covers available for temperate gardens.
  • 🌱 In colder zones (5-6), Red Iceplant is technically herbaceous perennial or semi-tender perennial, dying back to the ground in winter but reliably returning in spring; hardiness increases in zones 7 and warmer where it persists as a true evergreen.

Gardening Terms

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