Euphorbia milii

Crown of Thorns, Christ Plant, Christ Thorn

Euphorbia milii

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.

Crown of Thorns roots

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.

Crown of Thorns

If placed sunny and warm Crown of Thorns can show its red, pink, yellow or white flowers nearly the year round.

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

Christ Thorn

If the Christ Thorn drops its leaves in fall water sparingly until new leaf buds appear.

Profile

Scientific name

Euphorbia milii

Common name(s)

Crown of Thorns, Christ Plant, Christ Thorn

Christ Plant

Family

Euphorbiaceae

Origin

Madagascar

Height

15 to 130 cm

Toxic

Yes all plant parts

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