The Orchid Doctor Articles under the Heading Systemics

Systemics Comments
SYSTEMICS: Definition Insecticides and fungicides which are taken up through the tissue of plants and become part of the protoplasm and do not just form an outer coating. OA75-179; it's not a part of protoplasm. OWD 0
SYSTEMICS: For Scale Control Systemic sprays are not very effective because orchids grow too slowly to get a good "burst" of pesticide into the affected area; Cygon is the best for Boisduval scale but is not labelled for greenhouse use. A87-615 0
SYSTEMICS: Insecticides Commercial names include Actidione, Cygon 2E (Dimethoate), Di-Syston, Orthene, Meta-Systox-R, Temik. RMHOf limited effectiveness because orchids grow slowly and systemics are not much good, although Cygon 2E will penetrate the sheath of cattleyas and kill scale, etc. ; it takes months for a systemic to move from the roots to the top of the plant. A87-615; OIE85Jy-6 0
SYSTEMICS: Pesticides A product that has been recommended for years in Florida is Meta Systox-R25.4%. A87-1237 0
SYSTEMICS: Review For description, etc. of Di-Syston granules, Di-Syston cartridge, Meta-Systox-R sprays and Cygon spray, refer to C69-46+ see also Cygon 2E; Insecticides; Temik 0

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New Comments

  1. Alex Maximiano commented on member plant Lc. Dinard 'Blue Heaven' by Melvin Waki
  2. Carol Holdren commented on member plant Rth. Yellow Bouquet 'Pam' by Melvin Waki
  3. Carol Holdren commented on member plant V. falcata var. Hisui by Tanya Lam
  4. Melvin Waki commented on member plant Cym. finlaysonianum by Tanya Lam
  5. David Nickerson commented on member plant Habenaria Tanager by David Nickerson
  6. David Nickerson commented on member plant Ctsm. Edgardo A. Pauneto 'Dark Stripes' by David Nickerson
  7. Carol Holdren commented on member plant Phal. violacea var. indigo 'Royal Blue' by Vickie Seibert
  8. Robert H. Findlay commented on member plant E. cordigera by Angie Carn
  9. Vickie Seibert commented on member plant C. NEW HYBRID var. Coerulea 'SVO' by Vickie Seibert
  10. Robert H. Findlay commented on member plant Mps. Pierre Langeron '# 2' by Robert H. Findlay