milk-ball, wild charlock


milk-ball, wild charlock

Euphorbia tuberosa

Scientific name

Euphorbia tuberosa is a spineless, deciduous, dwarf succulent geophyte (bulbous plant), up to 50 mm tall, with a tuberous underground stem that re-sprouts after fire. A cluster of wavy grey-green leaves are produced at ground level, forming a rosette and are up to 50 mm long and 10 mm wide.

Propagation instructions

By cutting

The best time to divide the tubers of melkbol is in summer (December, January and February) in the southern hemisphere, when it is warm, taking care to keep the plants dry. Dust the severed area with sulphur to prevent possible infection and allow to heal (callus) in a cool, dry area, for a week.



Place the cuttings in coarse river sand, in a well-drained container, in a sunny spot, which must be kept fairly dry, until the roots start to appear. Once this has happened, water the cuttings once a day during very hot weather. Rooting of cuttings should take place in 2 weeks to a month.

References and further reading

PlantZAfrica profile »

Image credit: Wikimedia Commons.

Important characteristics

Conservation status: Least Concern

This species was selected because it has various important characteristics.

Drought-resistant

Good potplant

Easy to grow

Suitable for sandy soil

It provides food for:

Honeybees/flies

Euphorbia tuberosa is indigenous to: Cape Flats Sand Fynbos Peninsula Shale Renosterveld

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