soil structure

Hi there! I have seen many people grow all their plants in akadama, pumice and lava but for pre-bonsai it becomes way too much expensive. I've come up with these mixes! Please review and any other suggestions would be good. Seedlings 50% Perlite 50% Coco peat Pre-Bonsai 80% Perlite 10% Coco...

A really good presentation by a renowned soil biologist. Really makes a lot of sense to use organic fertilizers. There’s a good part that starts at 12:00 talking about how do plants uptake nutrients. Also she states that 80percent of inorganic is fertilizers will pass right through the soil...