Its easy to find info about biochar on the web. I still thinking in use it, unless someone disencourage me. Some information about biochar obtained from http://www.maraseeds.com.au/biochar_properties_benefits.php" onclick="window.open(this.href);return false;: "How does CharcharcharBI...

oK. Do not answer to my post above. As I found the numbers bizarre, I repeated the experiment with 3 repeats for each substrate and extracted the numbers from the mean. Numbers changed drastically (showing the importance of repeats and a more controled experiment): Water storage %: M1 = 15% M2 = 20%...

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...