Copiapoa Dura has the common name ‘Duro’. The origin of this cactus is in Northern Chile. It has a distinct solitary or clumped globose-shaped stem that varies from brown to grayish-green color. Growing up to a height of 15 to 30 cm, this Cactaceae species has about 11 to 17 ribs, 6-10 curved upward radial spines, and about 0-3 central black spines. The winter-dormant species has a slow growth rate and requires complete to partial sun exposure.

Growth Rate

Copiapoa dura has a slow growth rate.

Flowering

The plant bears pale yellow flowers, at times scented, during the blooming season that is late spring or early summer.

Watering and Feeding

The Duro cactus is drought-resistant and moisture-sensitive. Ensure that the soil is dry between waterings. The plant does not demand any fertilizer.

Soil

You can use a commercial cacti soil mix for Copiapoa dura. The ideal composition should include clay, coarse sand, vermiculite, and coarse gravel.

Hardiness

This plant has a hardiness zone of 10b to 11 and a frost tolerance temperature of -35° F(-37.2° C). Take your Duro indoors at places that get too cold during winters as it is not highly frost-tolerant.

Light

These cacti can grow equally well in direct sun to partial shade. They love warmth and brightness but cannot tolerate excessive heat.

Propagation

The best way to propagate this variety of Copiapoa is through seeds. Offsets are rarely used for propagation.

Copiapoa Dura is an amazing cactus with its peculiar spherical stems, spines, and ribs. An endearing gift for your friends and pride in your garden!

Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz

Blooming Season	Late spring/early summer
Common Name	Duro
Dormancy	Winter
Family	Cactaceae
Flower	Pale yellow
Frost Tolerance	35f
Growth Rate	Slow
Hardiness Zone	10b to 11
Height	15-30 cm
Origin	Northern chile
Pot Size	3.5"
Scientific Name	Copiapoa Dura
Shape	Globose
Sun Exposure	Sun to partial shade