Crown of Thorns, Christ Plant, Christ Thorn
Care
Lighting
Crown of Thorns grows best if placed in partial to full sun with a minimum of 4 hours direct sunlight per day. Summer afternoon sun is welcome.
Soil
Mixes for indoor plants, succulents, vegetables or herbs can be used.
Watering
Let the soil dry between the waterings to max. 80 % of the pots height. Water sparingly if placed somewhat cooler during winter or if Euphorbia milii has dropped its leaves in fall.
Feeding
Feed if in active growth with standard liquid fertilizer (every 4th to 8th week), spikes or granules (2 to 3 monthly).
New bought or recently repotted plants don’t need to be fed for the first year.
Temperature
Euphorbia milii can be grown warm the year round. A winter rest period at 15 to 18 °C (59 to 64 °F) is also fine. Minimum temperature is 10 °C (54 °F).
Pruning
The year round. Cut carefully because contact with the milky sap can cause skin irritation.
Propagation
Seeds and cuttings
Profile
Scientific name
Euphorbia milii
Common name(s)
Crown of Thorns, Christ Plant, Christ Thorn
Family
Euphorbiaceae
Origin
Madagascar
Height
15 to 130 cm
Toxic
Yes all plant parts
