COKE: As Potting Medium

Culture Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 8 years ago.

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In gravel culture type of situation, coke as the supporting medium has advantage in its porosity, holding more solution than gravel or quartz or granite, but no better than haydite. A65-244
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COKE: As Potting Material It is 88% carbon, inert, with a sponge-like formation; sterile; proven valuable for potting; not available commercially. A61-644+ 0

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