We use Special Mix which comes in a Gold bag but has no manufacturer's livery on it.

We are currently testing Plagron All Mix and Canna Coco alongside our regular Special Mix. If u get your nutrients right I think you can grow in any good draining medium.
SpiritLevel Reviewed by SpiritLevel on . NO ONE CAN HELP? TELL ME WHAT IS THE BEST SOIL PLEASE ? Rating: 5