How to Grow Lewisia

Lewisia

Lewisia cotyledon

flower

Lewisia is a striking alpine succulent perennial native to the Sierra Nevada and Cascade mountains, prized for its vibrant rosettes of fleshy leaves and stunning flowers in shades of pink, orange, yellow, and red. The plant produces delicate, multi-petaled blooms in late spring through summer, making it a favorite for rock gardens, containers, and alpine troughs. It thrives in well-draining conditions and prefers cool, moist climates.

Looking for a specific variety?

Cotyledon Cantelow's Pink George Henley Ashwood Strain Sunset Strain Elise

Growing Conditions

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Sun: Partial shade to full sun; prefers 4-6 hours of morning sun with afternoon protection in warm regions

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Water: Moderate water during growing season (spring and summer); keep moist but never waterlogged. Reduce watering significantly in winter dormancy. Ensure excellent drainage to prevent root rot. Avoid wetting foliage.

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Spacing: 9-12 inches apart for rosettes; closer in containers inches

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Days to maturity: 12-18 months from seed to flowering; established plants flower annually

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Planting depth: Surface sow seeds; press lightly into soil. Plant rosettes at soil level without burying crown.

Soil

Type: Very well-draining, gritty loam with added coarse sand or gravel

pH: 6.0-7.0

Amendments:

Coarse sand Perlite Small gravel Peat moss or coir

Growing Zones

Find your zone →

Best in zones 3-8; requires excellent drainage and afternoon shade in warmer climates

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

Growth Stages

Seedling

4-6 weeks

Tiny seedlings emerge with first true leaves appearing as small succulent rosettes; extremely delicate and slow-growing

Keep soil barely moist, provide bright indirect light, ensure excellent drainage, avoid damping off by ensuring air circulation and not overwatering

Rosette Development

6-12 months

Young plants form characteristic dense rosettes of succulent leaves; foliage may be variegated or solid green depending on variety

Maintain consistent moisture without waterlogging, provide bright light, protect from intense afternoon heat, allow airflow around foliage

Dormancy

2-4 months

In winter or during dry periods, foliage may become reddish or dormant; growth slows dramatically

Reduce watering substantially, maintain excellent drainage, protect from excessive moisture and freeze-thaw cycles, allow cold period if needed

Flowering

4-8 weeks

Inflorescences emerge from center of rosette bearing multiple delicate 5-8 petaled flowers in jewel tones; blooms open sequentially

Maintain moderate moisture during bloom, provide bright light to enhance flower color, deadhead spent flowers to extend blooming, avoid overhead watering

Seed Set & Maturation

4-6 weeks

After flowering, seed pods develop; rosette may decline after producing seed if biennial forms, though many rebloom

Allow flowers to remain if seed collection desired, reduce water gradually as blooms fade, cut off dead flower stems to tidy plant

Companion Planting

Plan your garden →

Plant with:

Sedums Sempervivums Alpine phlox Pasque flower Saxifraga Alpine daisies Thrift Primrose

Avoid planting near:

Moisture-loving plants Plants requiring rich soil Humid greenhouse neighbors in poorly ventilated spaces

Common Pests

Spray with water or insecticidal soap; ensure good air circulation
Prevent by ensuring excellent drainage and airflow; use well-draining soil; avoid overwatering; remove affected plants immediately
Ensure good air circulation and avoid overhead watering; use sulfur dust if needed in cool, humid conditions
and
Remove by hand at night; use copper barriers or organic slug baits; encourage predators

Uses

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Ornamental edible foliage

Culinary

While Lewisia leaves are technically edible and were consumed by Native American tribes, they are rarely eaten today due to their small size and bitter taste; primarily valued for visual display rather than nutrition. [source]

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Rock garden and alpine container specimen

Household

Lewisia is an ideal accent plant for rock gardens, alpine troughs, scree beds, and container gardens where its colorful blooms and sculptural rosette form can be prominently displayed and appreciated. [source]

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Pollinator attraction

Wildlife

The vibrant flowers attract bees and other pollinators, making Lewisia valuable for supporting early-season insects in alpine and rock garden habitats. [source]

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Pressed flowers and botanical art

Craft

The delicate, colorful petals dry beautifully for use in pressed flower arrangements, botanical illustration, and craft projects while retaining their vibrant hues. [source]

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Traditional herbal use

Medicinal

Some traditional herbalists valued Lewisia for minor diuretic properties, though modern scientific evidence is limited and it is not used in contemporary herbalism. [source]

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

Harvest Tips

Lewisia is grown primarily for ornamental flowers and foliage rather than harvest. Collect seed by allowing flowers to dry on plant; gather pods when brown and dry, extract seeds, and store in cool, dry location. Collect seeds in late summer/early fall after flowers have dried completely.

Fun Facts

🌱 Lewisia was named after Meriwether Lewis of the famous Lewis and Clark Expedition, who collected the plant in the Pacific Northwest in the early 1800s.
🌱 The plant is a true alpinist, growing naturally only in rocky, moisture-rich crevices in high mountains where snowmelt provides seasonal water and excellent drainage occurs naturally.
🌱 Lewisia flowers are surprisingly long-lasting, with individual blooms persisting for weeks once opened, and the plant producing successive flower flushes over several months.

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