PSEUDOMONAS CATTLEYAE: Brown Spot

Ailments Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin over 3 years ago.

Article Blog   Article Index
It affects cattleyas, phalaenopsis and others; starts as soft, water-soaked lesion, becomes brown or black; advances rapidly; exudate is very infectious; destroy infected parts; spray with Physan at 1.5 tpg. Monthly; if rotted dip all in Natriphene at three-quarters tpg. for 60 minutes and repeat in three to seven days; spray all with Thiram (Tersan 75) at 1.5 ttpg. weekly. BU47+
Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Pseudomonas cattleyae

Pseudomonas cattleyae Comments
PSEUDOMONAS CATTLEYAE: Common in Phalaenopsis The diseased part should be cut out with a clean razor blade; tap the contents of a Chloromycetin 250 mg. capsule (available from veterinarians) across the cut. OD87-156 0
PSEUDOMONAS CATTLEYAE: In Cattleyas A bacterial pathogen; mild effect on old leaves but can be epidemic on cymbidium seedlings; recommend control with Natriphene, Physan, tetracyclines, Polymixin B. OD67-50Its characteristics; its sensitivity to Panogen, Physan 20, Natriphene; refer to OD71-224+ 0
PSEUDOMONAS CATTLEYAE: In Cymbidiums Submerge the plant in Natriphene solution 1:2,000 or three-quarters of a teaspoon to a gal. of water; repeat in five to seven days. A66-204 0

New Topics

  1. Colin Campbell asked question Unmatched Oncidium Alliance Orchid in category General Discussion
  2. Maria Delaney asked question Double spikes on oncidiums in category Oncidium Alliance
  3. Darrin Duling asked question unknown Oncidium intergeneric in category General Discussion
  4. Darrin Duling asked question need id on oncidium intergeneric in category General Discussion
  5. Kate McMillan started topic Horticultural Charcoal vs Activated Charcoal in category General Discussion

New Comments

  1. Carol Holdren commented on member plant Bc. Jairak Kiku 'Jairak kiku' by Frances LaVigne
  2. Frances LaVigne commented on member plant C. purpurata var. (flammea x sanguinea) by Carol Holdren
  3. Frances LaVigne commented on member plant Ascda. Kulwadee Fragrance by Frances LaVigne
  4. Melvin Waki commented on member plant Hwra. Lava Burst by Jeanne M Uzar
  5. Carol Holdren commented on member plant Den. Ruth Chun's Gemini by Melvin Waki
  6. Samuel Yanos commented on member plant Coel. rochussenii 'Waki' by Melvin Waki
  7. Mo Chen commented on member plant Den. longicornu by Mo Chen
  8. Yahoo Alex commented on member plant Habenaria Tanager by David Nickerson
  9. Adam Almeida commented on member plant Chz. Hsinying Pink Doll 'Hsinying' by Melvin Waki
  10. Alex Maximiano commented on member plant V. Boschii by Adam Almeida
  11. Carol Holdren commented on member plant Ar. graminifolia by Adam Almeida
  12. Melvin Waki commented on member plant Pol. neobenthamia by Adam Almeida
  13. Carol Holdren commented on member plant V. Nopporn White Diamond by Adam Almeida
  14. Melvin Waki commented on member plant V. Yip Sum Wah 'Flame' by Tanya Lam
  15. Tanya Lam commented on member plant Gra. stapeliiflora 'Waki' by Melvin Waki
  16. Gustavo Sánchez commented on orchid Lc. Blue Rose
  17. Carol Holdren commented on member plant Aerdv. Somsri Sunlight by Mary Lane
  18. Tanya Lam commented on member plant Cym. finlaysonianum by Tanya Lam
  19. Alex Maximiano commented on member plant Lc. Dinard 'Blue Heaven' by Melvin Waki
  20. Carol Holdren commented on member plant Rth. Yellow Bouquet 'Pam' by Melvin Waki