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Hardy Yellow Ice Plant
Scientific Name: Delosperma nubigenum (Schlechter) L. Bolus
Synonym: Mesembryanthemum nubigenum
Family: Aizoaceae
Hardy Yellow Ice Plant (Delosperma  nubigenum)
Delosperma nubigenum at the Huntington Gardens in early July
Recommended Temperature Zone:
sunset: 1-24,28-31
USDA: 5-10

Frost Tolerance: Hardy down to -15 F (-25C)

Heat Tolerance: Avoid reflected heat in Phoenix

Sun Exposure: Full sun

Origin: South Africa (Orange Free State)

Growth Habits: Evergreen, prostrate succulent subshrub; elliptic to linear leaves, 0.5 to 0.7 inch long (13-18 mm)

Watering Needs: Low water use, needs good drainage and dry conditions in winter


Delosperma nubigenum is the most cold resistant of the Ice Plants, it is slightly more resistant than Delosperma cooperi, but has a shorter blooming season.

Blooming Habits:
Golden-yellow to orange-red flowers, up to 1.5 inches wide (3.5 cm). They are produced for about a month in late spring.

Fruiting Habits:

Check for Field Collection numbers at Ralph Martin's Site

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Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections. We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us. Thanks.

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