WEED CONTROL: With Simazine Herbicide

Ailments Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin about 4 years ago.

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Experiments on weed control in pots of cattleyas, dendrobiums and vandas; results of extensive testing showed high effectiveness and low or no toxicity to plants. A63-521+
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Weed Control Comments
WEED CONTROL: In Greenhouses In places like Florida weeds can flourish in the greenhouse; hand pulling is slow; use Telvar at 1/2 tpg in pots on mature epiphytes only. B51+ 0
WEED CONTROL: On Greenhouse Floors Spray with Simazine 80W, or Telvar, or borax. A67-799+; A71-609 0
WEED CONTROL: On Potting Media Three herbicides are recommended: Monuron (Karmex W, or, Telvar), Diuron (Karmex DW) and Princep 80W (Simazine 80W); for precise instructions on their use, refer to AH52 0

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