How to Grow Lampranthus
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Lampranthus
Lampranthus species
flowerLampranthus, commonly known as ice plant or mesembryanthemum, is a succulent flowering plant native to South Africa. These vibrant, low-growing plants produce masses of daisy-like flowers in vivid colors including pink, red, orange, yellow, and purple. They are drought-tolerant and ideal for xeriscaping, rock gardens, and coastal landscapes.
When should you plant Lampranthus in your zone?
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Example Lampranthus timeline · Pittsburgh, PA (Zone 6b)
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Plant Lampranthus
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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First Lampranthus blooms
Around Jun 16≈ 60 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Lampranthus dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 9-11; grown as annuals or container plants in cooler zones
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Get my Lampranthus timeline →Growth Stages
Seedling
2-3 weeksTiny succulent leaves emerge; plant develops shallow root system
Keep soil barely moist, provide bright light, avoid overwatering which causes damping off
Vegetative
4-6 weeksTrailing stems develop with thick, fleshy leaves; plant grows outward and cascades
Gradually reduce watering, ensure excellent drainage, fertilize lightly monthly with diluted succulent fertilizer
Bud Formation
2-3 weeksSmall, tight buds appear along stems; plant becomes bushier
Maintain full sun exposure, reduce nitrogen fertilizer to promote flowering, continue sparse watering
Flowering
4-8 weeks (longer in optimal conditions)Masses of papery, daisy-like flowers open in bright colors; blooms midday to afternoon
Deadhead spent flowers to encourage more blooms, maintain dry conditions, provide peak sunlight
Seed Maturation
3-4 weeksFlowers fade, small seed pods develop along stems
Allow flowers to remain if seed collection desired, otherwise continue deadheading, reduce watering further
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Increase air circulation, mist with water occasionally, use neem oil if severe
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Remove with alcohol-soaked cotton swab, apply insecticidal soap, isolate affected plants
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Scrape off manually, apply horticultural oil, treat with neem oil
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Spray with water jet, use insecticidal soap, apply neem oil
Uses
Edible ice plant
CulinarySome Lampranthus species produce edible leaves and stems with a slightly salty, crunchy texture. Young leaves can be added raw to salads or cooked as a vegetable. The plant is rich in minerals. [source]
Drought-tolerant landscaping
HouseholdLampranthus is ideal for xeriscaping, water-wise gardens, and low-maintenance landscapes. Its succulent nature means it requires minimal water once established, making it perfect for arid climates and reducing water bills. [source]
Container and hanging basket gardening
HouseholdThe trailing, cascading growth habit makes Lampranthus perfect for hanging baskets, window boxes, and containers. It thrives in pots with excellent drainage and is ideal for patios and balconies. [source]
Pollinator attraction
WildlifeThe bright, papery flowers attract bees, butterflies, and other pollinators. These plants provide valuable nectar sources during their flowering season, supporting local pollinator populations. [source]
Cut flowers and dried arrangements
CraftFresh Lampranthus flowers have a papery texture that dries well, making them excellent for cut flower arrangements and dried floral crafts. They maintain color and structure when dried. [source]
Harvest Tips
Not typically harvested; enjoyed as ornamental flowering plant. Deadhead spent blooms throughout flowering season to promote continuous flowering. Seeds can be collected from spent flower heads in late summer for propagation.
Fun Facts
- 🌱 The name 'ice plant' derives from the fine, transparent, ice-like papillae (small bumps) covering the leaves, which reflect light and give them a glistening, frosted appearance.
- 🌱 Lampranthus flowers are nyctinastic, meaning they open during the warmest part of the day (usually midday to mid-afternoon) and close at night and on cloudy days.
- 🌱 These plants are native to South Africa's arid regions and have evolved to thrive in harsh conditions, storing water in their fleshy leaves and stems for extended drought survival.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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