As bonsai enthusiasts we’ve all heard about mycorrizha, which is supposed to be beneficial to the root system of our bonsai. Is there any truth in this claim or is it just another commercial hoax?…...

As bonsai enthusiasts we’ve all heard about mycorrizha, which is supposed to be beneficial to the root system of our bonsai. Is there any truth in this claim or is it just another commercial hoax?…...