WASHING PLANTS: Mineral Deposit on Leaves

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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Whitish calcium deposit can be removed with chemicals; use hydrochloric acid, 2.5 percent solution, which is a 27 percent industrial strength diluted with tenfold amount of water, and apply with a polyurethane sponge by wiping several times on the leaves only, then repeat with another sponge holding plain water; then rinse the plant held head-down under the tap. A73-719
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