Gymnocalycium mihanovichii v. friedrichii is a beautiful small globular cactus from Paraguay. Globular stem typically has 8 or more deep ribs, forming sharp angles. Color of stems varies from greenish-purple to a dark grape color, and sometimes has crossbands of lighter color. Pink or white flowers appear first in March, and continue for many months. A variant of this plant, known as 'Hibotan', is well-known as the grafted "Moon Cactus". This variant form occurs when the plant lacks chlorophyll and its color manifests as beautiful yellows, pinks, oranges, reds or combinations of these colors. An excellent subject for windowsill culture. Requires porous cactus soil with adequate drainage. Prefers filtered light or shade. Water thoroughly when soil is dry to the touch. Protect from frost.