These large succulents can grow indoors and outdoors.

As with many other plants in theEuphorbiagenus, theE.

ingensgrows well both indoors and outdoors and has become a popular choice forrock gardensand indoor houseplant collections alike.

A tall Euphorbia ingens succulent stands in between several smaller potted cacti in a white bedroom with a wooden chair nearby.

The Spruce / Cori Sears

E. ingensflowers during the fall and winter months.

However, when grown indoors or in containers, it is extremely uncommon for these euphorbia to produce blooms.

Note that, like otherEuphorbia, this plant is toxic to humans and pets.

Close up of the top of a tall Euphorbia ingens succulent against a white wall.

The Spruce / Cori Sears

Euphorbia Ingens Care

E. ingensis considered to be a fairly low-maintenancesucculent.

A location that receives several hours ofbright, direct lightis best although they can tolerate medium light as well.

Like many succulents,E.

Close up image of the top of a 5-lobed Euphorbia ingens succulent tree against a white wall.

The Spruce / Cori Sears

ingenscannot tolerate low light.

Soil

A sandy, well-draining soil mix is best forE.

They are not picky when it comes to soil pH and grow readily in poor-quality soils.

Water

E. ingensis accustomed to dry, arid conditions and can tolerate periods of drought.

Ensure that you are letting the soil dry out between waterings and then water thoroughly.

Once it’s completely dry, water until excess runs out of the pot’s drainage hole.

Temperature and Humidity

Native to regions across Southern Africa,E.

ingensprefers warm, dry conditions.

This makes it particularly well-suited to indoor growing, which has made it a popular houseplant.

Consequently, they can be grown outdoors year-round inUSDA zones 10 through 11.

Growers outside of these regions can growE.

ingensindoors year-round or in containers so that the plants can be overwintered indoors.

In fact, over-fertilization can be a problem forE.

ingens, as these plants can easily suffer from fertilizer burn.

Pruning

Pruning and cuttingE.

Since the sap is toxic, be sure to wear safety goggles and thick gloves when handling the plant.

Propagating Euphorbia Ingens

WhileE.

ingenscan be grown from seed, the process can be tricky and seeds can be hard to come by.

For that reason, these succulents are most commonly propagated byrooting stem cuttings, which is far more reliable.

ingensby stem cuttings, stick to this.

Remove the plant from its pot and loosen the root ball slightly before placing it in its new pot.

After repotting, return yourE.

ingensto its previous location and resume its regular watering schedule.

In addition to root rot, keep an eye out for common pests likemealybugs,spider mites, andaphids.

Common Problems With Euphorbia Ingens

For the most part,E.

ingensis fairly low-maintenance and problem-free.

The most common issues encountered when growing these succulents usually arise from improper watering.

Yellowing Stems

Yellow stems are a sign that yourE.

Dont forget to adjust your watering accordingly.

Mushy Stems

AnE.

ingenswith mushy stems almost certainly has root rot.

These succulents are relatively fast-growing and can grow into sizable plants within just a few years.

However, they are succulents with many characteristics that are similar to different plants in the cactus family.

In addition to providing yourE.

ingenswith plenty of sunlight, pruning this succulent will encourage branching.

North Carolina State Extension.