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Euphorbia milii

Crown of Thorns, Christ Plant, Christ Thorn

Euphorbia milii

  1. 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.
  2. Soil
    Mixes for indoor plants, succulents, vegetables or herbs can be used.
  3. 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.
    Crown of Thorns roots
  4. 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.
  5. 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).
  6. Pruning
    The year round. Cut carefully because contact with the milky sap can cause skin irritation.
  7. Propagation
    Seeds and cuttings
Crown of Thorns

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

Christ Plant

Christ Thorn

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

  1. Scientific name
    Euphorbia milii
  2. Common name(s)
    Crown of Thorns, Christ Plant, Christ Thorn
  3. Family
  4. Origin
  5. Height
    15 to 130 cm
  6. Toxic
    Yes all plant parts

Euphorbia milii

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