What is cleistocactus straussii?

Cleistocactus straussii is a cactus species native to South America, specifically found in Bolivia and Argentina. It grows in rocky and sandy soils at elevations ranging from 2000 to 3500 meters.

The cactus has a columnar shape with stems that can grow up to 2 meters tall and 7 cm in diameter. It has 12-20 ribs and numerous areoles with yellowish-brown spines, which can be up to 4 cm long.

The flowers of Cleistocactus straussii are funnel-shaped and appear from the top of the stems in spring and summer. They have a bright pink to red color and can be up to 4 cm long. The fruit of the cactus is a dry, reddish-brown berry that contains numerous small black seeds.

Cleistocactus straussii is a relatively slow-growing cactus and requires well-drained, sandy soil and regular watering during the growing season. It is suited to warm, dry climates and prefers full sun exposure. It can be propagated by seed or stem cuttings.

Due to its attractive appearance, Cleistocactus straussii is commonly used as an ornamental plant both indoors and outdoors. However, it is important to note that the cactus is mildly toxic and its spines can cause injury if not handled properly.