Orchid doctor

BENLATE: A Systemic Fungicide

Ailments 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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(Benomyl) Benlate 50WP can be sprayed 3 times at two-week intervals to control most fungal diseases; thereafter monthly. A77-905

Has an LD50 of 9590 and is safe for many species; controls botrytis, leaf spot and some rots. A73-811

Tested for 18 months on many genera and species without adverse effect; nine fungus diseases (8 of them Cercospora) controlled; 1 ttpg. plus wetting agent applied three times at two-week intervals. A71-325

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Benlate Comments
BENLATE AND TRUBAN: Can They Be Mixed? Use 8 oz. Benlate and 4 to 6 oz. Truban per 100 gals water; both lose effectiveness if kept in water solution; Benlate is unstable in alkaline solution. A79-1112 see also Benomyl 0
BENLATE: Characteristics Controls Ring-spot fungus; spray four times weekly with 1 ttpg. plus spreader; it kills red spider eggs; not useful for soft spot on phalaenopsis nor black rot on cattleya rhizomes. F70-182 0
BENLATE: For Cut Flowers Advantages and disadvantages listed about equal; refer to F72-79+ 0
BENLATE: Frequency of Application Recommended Monthly, at most. A72-1100 0
BENLATE: Mixed with Truban The two are freely compatible; use lttpg. of Benlate and only ltpg. of Truban; both are expensive. A82-1178 -- used in small doses with each watering = it does no good to the plants because it must be used in effective dosage amounts as prescribed on the container, that is, l-l/2 tpg.; don't use it too aften as it is potentially harmful ; it is also expensive. RMH 0
BENLATE: On Paphiopedilums Caused production of infertile pollen. A79-898 0
BENLATE: Risk of Damage Safe to use on cymbidiums, cattleyas, dendrobiums, stanhopeas, phaius, rhynchostylis, vandas, ascocendas, phalaenopsis and Angraecum Veitchii. OR76-98 0
BENOMYL 50W (BENLATE): Wide Spectrum Fungicide Controls most orchid pathogens but not Phythium ultimum, Phytophora cactorum, or bacteria. AH15 0

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  4. John Small asked question One And The Same? in category General Discussion
  5. Ashley Matherne asked question orchid search in category Cattleya Alliance

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  1. 2016 11 03 Jeanne M Uzar commented on topic "Looking for Plant Identification" by Jeanne M Uzar
  2. Image Carol Holdren commented on topic "Yellow leaves" by Kevin Fernandez
  3. Image Carol Holdren commented on topic "details for care. Food, fan location etc" by Karen Kaye
  4. Edward Zapata commented on topic "Help with ID, Please & Than You! " by Elizabeth Padilla
  5. 2016 11 03 Jeanne M Uzar commented on member plant Bulb. Crownpoint by Jeanne M Uzar
  6. Image Carol Holdren commented on topic "One And The Same?" by John Small
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