Grow the Euphorbia confinalis in a sunny and hot window. Water thoroughly during the hot summer months. Let the soil dry out between waterings. During the winter months, water sparingly.

The milky sap or latex of Euphorbia plant is highly toxic and an irritant to the skin and eye. This report illustrates the spectrum of ocular inflammation caused by accidental inoculation of latex of Euphorbia plant.

Euphorbia plants prefer full sun, meaning at least six to eight hours of direct sunlight on most days, though some species can tolerate part shade. In hot climates, some afternoon shade can be helpful for most species.

Common euphorbia problems Euphorbia plants can be susceptible to pests such as aphids, mealybugs, and spider mites. If you notice any pests, treat them with an insecticidal soap. Overwatering can also cause root rot, so make sure to check the soil before watering.