On Thu, 02 Mar 2006 21:03:58 GMT, Altum wrote:

robert.hhill wrote:
Does anybody know---will chemical filtering - i.e., activated charcoal -
remove Excel from the water?

Seachem says you can use activated carbon with Excel.

How's 'bout other plant fertilizers, iron, potassium, traces - do they
also escape adsorption by filter carbon?

-- Mr Gardener