Snow-on-the-Mountain
Euphorbia marginata Kilimanjaro
Kilimanjaro
About this plant
Euphorbia marginata 'Kilimanjaro', commonly called Snow-on-the-Mountain, is a striking annual plant known for its white-edged green leaves that create a frosted appearance. It produces small greenish flowers and is often grown for its ornamental foliage rather than blooms. The plant exudes a milky sap that can irritate skin. It is popular in gardens for its unique look and drought tolerance.
Taxonomy
- Genus
- Euphorbia
- Family
- Euphorbiaceae
- Higher classification
- Order Malpighiales
- Plant type
- Annual
- Lifespan
- Annual
Origin & Distribution
- Native region
- North America
- Distribution
- Widely cultivated in gardens worldwide, especially in temperate regions as an annual ornamental plant.
Care
- Light preference
- Full sun
- Suitable locations
- Outdoor, Balcony, Greenhouse
- Preferred window facing
- South-facing, West-facing, East-facing
- Watering frequency
- Moderate
- Watering interval
- 5–10 days
- Humidity
- Low
- Minimum
- -5 °C
- Maximum
- 35 °C
- Optimal
- 15-25 °C
- USDA hardiness zones
- 3-9
- Soil pH
- 6.0-7.5 (neutral to slightly acidic)
- Soil type
- well-draining loam or sandy soil
Watering. Water moderately, allowing the soil to dry out between waterings. Avoid waterlogging to prevent root rot.
Fertilizing. Feed with a balanced, all-purpose fertilizer once a month during the growing season to encourage healthy growth. Avoid over-fertilizing, which can cause leggy growth.
This plant is tough and easy to grow, thriving in sunny spots with well-draining soil. It prefers dry conditions and does not like to be overwatered. Minimal maintenance is needed, making it suitable for beginners.
Propagation
- Propagation methods
- Seeds
- Care difficulty
- Easy
Ornamental features
- Flowering
- Yes
- Flowering period
- summer
Distinctive white-edged green leaves that look like they are dusted with snow, small greenish flowers, upright bushy form.
Toxicity & Safety
- Toxic to humans
- Mildly toxic
- Toxic to pets
- Mildly toxic
- Weed potential
- Not considered a weed
The milky sap can cause skin irritation and is mildly toxic if ingested. Keep away from children and pets.
Allergy information
- Allergy risk
- Low
- Allergy triggers
- Sap or latex, Skin contact
- Pollen level
- Low
Euphorbia marginata 'Kilimanjaro' can cause skin irritation or allergic reactions in some people due to its milky sap. Avoid touching the sap and wash hands thoroughly if contact occurs. Those sensitive to plant latex or with skin allergies should handle with care.
Common problems
Overwatering can cause root rot. Sap contact may cause skin irritation. Poor drainage or too much shade can weaken the plant.
Uses
Grown mainly as an ornamental plant for its attractive foliage and unique appearance in gardens and containers.
Notes
Wear gloves when pruning or handling to avoid skin irritation from sap. Repot or sow seeds annually as it is an annual plant. Prefers well-draining soil to prevent root rot.