Orchid doctor

BLACK TIPS: On New Shoots on Cattleyas

Ailments Cattleya Alliance Orchid Doctor

by Robert M. Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 3 years ago.

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If the blackening does not progress rapidly it is probably not due to disease but excessive use of fertilizer. A72-1100

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