MALATHION: Organophosphorous Compound

Ailments Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 5 years ago.

Article Blog   Article Index
It is effective against aphids, thrips, mealey bugs, scale insects, and fungus gnats; has a short residual action. AH13
Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Malathion

Malathion Comments
MALATHION: Combines with Fungicides Both Benlate and Manzate can be combined with it. A73-991 0
MALATHION: Effectiveness on Spider Mites Questioned The residual action is short-lived, but with a wetting agent the spray is effective when used repeatedly to break the mite cycle; other better miticides are available. A76-1007 (see Miticides) 0
MALATHION: Insecticide/miticide A stomach and contact poison; recommended for springtails, red spider mites, aphids, mealy bugs, ants; apply at 1 ttpg. weekly; has an LD-50 of 880 mg. A71-894; OD65-168 0
MALATHION: Insects Apparently Immune Try adding a wetter-sticker at the rate of 1/2 tpg. to the Malathion spray of 1.5 tpg. A75-500 0
MALATHION: Never Take it for Granted The most frequently recommended insecticide but do not take it for granted; it is a poison; it will harm some flowers; it will spot some masdevallias; drops of the spray produce burns on cattleyas, miltonias and others. A73-713 0
MALATHION: Safe Dose for the Immersion of Plants Use 1.5 tpg. of 50% liquid, or 2 ttpg. of the 25%WP. A77-1101 0
MALATHION: The 25w Type A wettable powder, it should be used at 2ttpg plus 1/4 to 1/2 of a teaspoon of wetting agent for best effect. A82-1178 0
MALATHION: Toxicity Reactions in Humans Nausea, vomiting, diarrhea, salivation, nasal discharge, congestion, nervousness, tremor, dizziness and convulsions. A68-583 0

New Topics

  1. Kim Loan T Nguyen asked question Brassolaeliocattleyamaianh in category General Discussion
  2. Paula Milano asked question Pot. Hawaiian prominence america red orchid in category General Discussion
  3. ETHEL HAY asked question Name of this orchid in category General Discussion
  4. Joe L asked question ID of this Oncidium? in category Oncidium Alliance
  5. Edward Zapata started topic Cymbidium Helen Bannerman in category General Discussion

New Comments

  1. Carol Holdren commented on topic "Brassolaeliocattleyamaianh " by Kim Loan T Nguyen
  2. David garcia commented on member plant Myrmecophilia tibicinis stromburgkia trumpet player by David garcia
  3. Carol Holdren commented on member plant Bc. Maikai by William Gorski
  4. Joe L commented on topic "ID of this Oncidium? " by Joe L
  5. Robert H. Findlay commented on member plant Sngl. macloughlinii by Nicholas Stein
  6. Carol Holdren commented on topic "Name of this orchid" by ETHEL HAY
  7. Carol Holdren commented on topic "Pot. Hawaiian prominence america red orchid" by Paula Milano
  8. Carol Holdren commented on topic "Mystery Orchid" by David Hickman
  9. Edward Zapata commented on topic "Lady Bug or dangerous bug" by John Small
  10. Wyatt Parker commented on member plant Zygopetalum var. Big Red One by Wyatt Parker
  11. Carol Holdren commented on member plant Renantanda Sunrise 'Prasongs' by Andrew Chan
  12. Carol Holdren commented on topic "Dendrobium No I’d. HELP!" by Rae Walker
  13. Carol Holdren commented on article "CATTLEYAS: Control of Blooming Time" by Robert M. [Bert] Hamilton (Compiler)
  14. Carol Holdren commented on member plant Lc. Nice Holiday 'Suntopia' by William Gorski
  15. Robert H. Findlay commented on topic "Phragmipedium Cape Sunset or Eric Young?" by Darrin Duling
  16. Robert H. Findlay commented on member plant Phrag. Ecuagenera Dream by Robert H. Findlay
  17. Tatjana Opekunova commented on article "CATTLEYAS: Reasons for Non-flowering" by Robert M. [Bert] Hamilton (Compiler)
  18. Carol Holdren commented on topic "Need ID, Please" by Oliver Quin Surco
  19. Sara D commented on member plant Phal. bellina var. Coerulea by Sara D
  20. Debbie Chase commented on topic "Identify This Orchid " by Debbie Chase