Thanks Iann, it helped go further in the question of the potting mix. I'm testing some mixes here, using different proportions of the material I have here (which is not pumice, perlite or coir). I've tested 4 different potting mixes (M1, M2, M3 and M4) Here are the results: Water storage %: M1 = 26%...

thank you both for the welcome messages!

My name is Marcelo, I live in Southeast Brazil. I'm interested in xerophytic plants and their habitats. This includes epyphytes. I'm not new to plants cultivation, in fact I have plants since the 90's, but I have always had few cacti. I have also a succulents collection (the more commonly find speci...

Hi folks I'm new to the forum (and also to cacti as a "serious" hobby) , although not new to plants as a whole. I'm reforming my collection of cacti and succulents and get to the question of the potting mix. Its winter in Brazil and I'm preparing the things to the Spring. I read too much a...