Orchid doctor

COLOR BREAK: Caused by Other Than Virus

Ailments Orchid Doctor

by Robert M. Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin over 3 years ago.

Article Blog   Article Index
Some plants produce abnormal flowers with a white or light wedge in a petal and may do so every few years. A66-134; OD71-199
Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Color Break

Color Break Comments
COLOR BREAK: From the Jungle Aphid-transmitted virus has been observed in cattleyas imported from tropical America. OIE86Sept-16 0
COLOR BREAK, MILD: Caused by Both Major Virus Infections Chlorotic streaking appears in new leads, disappears in mature leaf; an illusive disease; plants can act as carriers to other plants where symptoms become more readily noticeable. A73-818; N322 0
COLOR BREAK, SEVERE: In Cattleyas Another disastrous disease caused by "severe color break disease"; color is patchy with ugly areas of pigmentation; it sometimes deforms flowers; plant is also affected -- new leads appear with rosy mottling, or leaves show raised ridges and bumps, perhaps are twisted. A73-819; B46; BU57 0
COLOR BREAK, SYMMETRICAL: In Cattleyas Dark pigment outlines sepals and covers all but the median area of the petals; it is a virus. N322 0
COLOR BREAK: Virus Induced in Cattleyas Cymbidium mosaic virus does not cause color-breaking; tobacco mosaic virus orchid strain induces it; illus. of infected flowers; diagrammatic plant with locations of virus. A70-395; BU57; OD71-199; S208 0

New Topics

  1. Marilynn Davis asked question Can grow light cause deformed leaves? in category General Discussion
  2. George Su asked question New Intergeneric Orchids in category Other Genera
  3. Robert Scully asked question Searching for a special hybrid in category General Discussion
  4. Edward Zapata asked question Cymbidium breeding info? in category General Discussion
  5. Hfs photo Henry Shaw started topic Missing Gan Lin phal variety in category General Discussion

New Comments

  1. Iggy9 Sharie Heckaman commented on article "Catasetum lendarium nv. sp 2020" by Ariel Blind
  2. Marilynn Davis commented on topic "Can grow light cause deformed leaves?" by Marilynn Davis
  3. Daniel Mumau commented on orchid Lc. Lancer
  4. Image Carol Holdren commented on topic "Orchid not found in Orchids.Org" by Mary Lane
  5. Image Carol Holdren commented on topic "New Intergeneric Orchids" by George Su
  6. Edward Zapata commented on topic "Cymbidium breeding info?" by Edward Zapata
  7. Stefan Neher commented on orchid Bl. Joanne Singer
  8. Stefan Neher commented on article "BLACK ROT: Pythium Ultimum" by Robert M. Hamilton (Compiler)
  9. Image Carol Holdren commented on topic "Searching for a special hybrid" by Robert Scully
  10. Edward Zapata commented on member plant Cym. Sarah Jean by Edward Zapata