Adromischus marianae f. herrei

Flowers: Green with pinkish-red tinge.

Growth rate: It is a relatively fast-growing species.

Soil: It needs perfect drainage to flourish.

Exposure: It grows best in a partially shaded position.

Hardiness: Requires a minimum temperature 5°C

Watering: It takes more water than cacti, but let the soil dry between soaking.

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