Ice Plant plant

Ice Plant

Delosperma cooperi

Updated Mar 28, 2026

Ice Plant (Delosperma cooperi)—also known as Hardy Ice Plant—is a low, sun-loving succulent groundcover with vivid magenta-pink flowers that grows best in full sun and sharply drained, gritty soil.

About Ice Plant

Ice Plant is a low-growing succulent groundcover grown for its vivid magenta-pink flowers and its ability to thrive in hot, exposed places. Its finger-like leaves form a neat spreading mat that stays close to the ground, making it especially useful along borders, in gravel gardens, on slopes, and between rocks.

When it is in bloom, Ice Plant creates a strong carpet effect, with daisy-like flowers opening wide in bright sun and covering the foliage in color for weeks. Even outside the main flowering period, the plant keeps a clean, structured look that helps dry landscapes feel intentional rather than sparse.

It is also valued because it asks for very little once established. Ice Plant performs best in lean, fast-draining conditions where the roots can dry properly between waterings. That combination of bright color, low habit, and drought tolerance makes it one of the most effective plants for sunny, dry spaces.

How to Care for Ice Plant

Watering

Water Ice Plant more carefully for the first few weeks after planting, then shift to a deep, occasional watering routine once it is established. Let the soil dry well between waterings rather than keeping it lightly damp all the time.

In very hot periods or in containers, Ice Plant may need water a little more often. If the soil stays wet and stems begin to soften or collapse, reduce watering immediately and improve drainage.

Sunlight

Give Ice Plant full sun for the densest growth and the strongest flowering. Strong light helps the plant stay compact and keeps the mat fuller.

It may survive in partial shade, but flowering is usually reduced and the stems often loosen as they reach for light. In cooler climates especially, full sun is the better choice for long-term performance.

Temperature

Ice Plant thrives in warm growing conditions and handles summer heat very well, especially when the soil is lean and fast-draining.

It can also tolerate cooler weather, but winter survival depends much more on dryness around the roots than on warmth alone. In wet winter climates, a slightly raised or sheltered planting position often improves survival.

Humidity

Low humidity is ideal, though average outdoor air is usually fine as long as Ice Plant dries quickly after rain or irrigation.

In humid regions, avoid crowding Ice Plant with dense neighboring plants that trap moisture. If the center begins to thin or rot develops, the problem is often poor airflow or slow drying rather than low fertility.

Soil

Use well-draining soil where excess water moves through quickly and does not stay around the roots. Ice Plant performs best in a mineral-heavy, gritty bed rather than a rich, compost-heavy one.

A practical mix can include native soil improved with coarse sand, fine gravel, pumice, or perlite. Avoid heavy clay unless it is substantially amended or the plant is set on a slope or in a raised area, because persistent wetness is the fastest way to shorten its life.

Pruning & Grooming

Light trimming is optional, but it can help keep Ice Plant neat and encourage a denser mat. After a strong flowering flush, you can shear it lightly to remove spent blooms and tidy any straggly growth.

If parts of the mat begin to lift or thin, healthy pieces can often be pinned or reset into gritty soil to root again, especially when Ice Plant is kept bright and slightly on the dry side.

Pests & Problems

Most problems with Ice Plant are caused by excess moisture rather than serious pest pressure.

Crown rot and stem rot are the main risks when drainage is poor or watering is too frequent. If growth becomes mushy or discolored while the soil is wet, remove affected parts and correct the soil structure instead of adding fertilizer.

Overwintering

The best winter protection for Ice Plant is keeping the crown dry, especially in regions with cold rain, snowmelt, or heavy soil.

Avoid thick organic mulches that trap moisture around the base. Gravel or grit is usually safer because it dries faster and keeps the foliage off damp soil. In containers, make sure drainage holes stay open and protect pots from prolonged winter rain when needed.