Agave isthmensis 'Ohi Raijin Shiro Nakafu' Variegated Caudiciform though it is said to

though it is said to be able to withstand light frost

Probably the biggest spines of any Gymnocalycium

The skin is blue-green and it is covered in stout pink and yellow spines

except it can be fussy about overwatering especially in winter

The leaves look like red egg shaped rocks with a rough surface (they turn green in low light)

Agave isthmensis 'Ohi Raijin Shiro Nakafu' Variegated Caudiciform though it is said toAgave isthmensis 'Ohi Raijin Shiro Nakafu' A beautiful miniature cultivar from Japan. One of the smallest of all Agaves. The green to gray green along the edges with a creamy stripe down the middle (higher light makes them gray, lower light is green). Unusually, the offsets form in the bases of the lower leaves. The leaves have a small brown spike on the tip, but it isn't that bad by Agave standards. The rosettes usually stay 6" or less. Easy to grow.