Publication: Astrophytum handbook v. 2 myriostigma family 1994
Description
It is a very chosen and selected cultivar from Japan. The plants are blue-grey, showing alternating bands down the body, wavy and corrugated surface.
Origin and Habitat
Japan. Garden origin (Nursery produced cultivar)
Cultivation and Propagation
It is relatively easy to grow. Use mineral well permeable substratum (rot prone). Water sparingly from March till October and keep perfectly dry in winter at temperatures from 5 to 15 degrees centigrade. (but it is Hardy to -5°C for short periods) In the rest period no high atmospheric humidity!!
Sun Exposure: Light shade to full sun.
Propagation: They can be propagated from seed or (usually) by grafting.