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Pencil Cactus
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Euphorbia tirucalli · Euphorbiaceae

Pencil Cactus

⚠️ Not safe for petsActive growth cycle in spring and summer.100 to 300 cm
Full sun, tolerates some shadeLowEasy10 degrees Celsius

Description & origin

The Pencil Cactus is a fast-growing succulent native to arid regions. With long, slender stems, it can reach great heights and adds an exotic touch to any space.

Size

Grows as a small shrub or tree.

Foliage

Sparse foliage, mainly on young stems.

Flowering

Small, inconspicuous flowers appear under ideal conditions.

Detailed care

Light

Prefers full sun but can tolerate some shade.

Soil

Well-drained soil, ideally a cactus mix.

Watering

Low watering, allow the soil to dry completely between waterings.

Temperature

Prefers warm temperatures, above 10 degrees Celsius.

Fertilising

Diluted liquid fertilizer every 4-6 weeks during the growing season.

Repotting

Repot every 2-3 years or when the pot is too small.

Pruning

Can be pruned to control size and shape.

Propagation

Easily propagated from stem cuttings.

Common problems

Sunburn

Excessive sun exposure can cause burns on the tips of the stems.

Improper pruning

Poorly done pruning can lead to erratic growth.

Pests

Can be affected by mealybugs and aphids, especially in enclosed spaces.

Uses & curiosities

In the garden

  • Ideal for low-maintenance gardens
  • Used as a focal plant in pots
  • Good for landscaping in dry areas

Other uses

Can be used indoors with good lighting.

Did you know…

This plant is known for its milky sap, which can be irritating. It is often used in landscaping due to its drought resistance.