BofhSkull wrote: No clue. I simply use standard plant-grade insecticide to get rid of potentially harmful bugs that may have been in the original soil before allowing contact with my plants.

I am not sure I understand the reasoning. Are your trees not outside? Because anything that is in the moss, would be running around freely outside and thus, would get to your pots anyway.

leatherback wrote: I am not sure I understand the reasoning. Are your trees not outside? Because anything that is in the moss, would be running around freely outside and thus, would get to your pots anyway.

I do keep them separate. So yes, in theory what you say could happen, but I try to avoid making it easy.