On Thu, 11 Jul 2013 10:25:34 +0100, nmm1 wrote:

I would actually use a more professional search, but that's not the
point.



The question isn't whether mycorrhizal treatments can be of benefit,
but
the properties of the Rootgrow one.

Understood. The important properties for me is it's available and has a
good endo mix, and is widely reported to be appropriate for Acer ssp.



--
Gardening in Lower Normandy