Steve,

You're already doing the correct thing - no worries. The RO MSU Fertilizer
is designed to add all the necessary micronutrients lost by the RO process.

-Eric in SF
www.orchidphotos.org

"Steve Weaver" wrote in message
ups.com...
the RO unit removes during the filtration process. I usually add a
little less than 1/16th a teaspoon per gallon of the University of
Michigan formulated fertilizer every time I water my plants (and the
fertilizer container says it's formulated for RO water). Does that