Astrophytum myriostigma 'Onzuka' Caudiciform Keep dryer in the winter

Keep dryer in the winter and in very hot summer weather

but they turn red again in better light

The leaves drop readily in the winter or during stressful times in the summer

Euphorbia knuthii   A nice multistemmed species that forms tuberous roots that can be raised like a caudex

Astrophytum myriostigma 'Onzuka' Caudiciform Keep dryer in the winterAstrophytum myriostigma 'Onzuka' The Bishop's Cap cactus. A very attractive form of one of the most popular of all small cacti, this species is spineless. It is covered in dense white felt that is much thicker than the normal form of the species. Flowers bright yellow and produced throughout the summer. This is the normal, 5 ribbed, form of the variety. Easy to grow, just give normal cactus care. This variety is a bit more sensitive to overwatering