Melocactus azureus v. ferreophilus Mesemb The white tufts make it

The white tufts make it very attractive year round (plus you get the flowers

Forms big clumps in time

Dorsteinia foetida 'variegated'  A beautiful variegated specimen of this unusual fleshy caudiciform relative of figs

stem forming species of from Madagascar

It is leafless and produces long blue-green stems with dark patterned markings

Melocactus azureus v. ferreophilus Mesemb The white tufts make itMelocactus azureus var. ferreophilus This is a nice cephallium forming species with green to blue green skin. It looks and grows like normal cactus several years but once it gets big enough the main plant stops growing but produces a large hairy inflorescence that continues to grow for the rest of the life of the plant. Eventually the inflorescence can be taller than the plant itself. This is more tropical than most succulents so it doesn't like cold