The Orchid Doctor Articles under the Heading Color Break

Color Break Comments
COLOR BREAK: Caused by Other Than Virus 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 0
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. Jackie Hartter asked question Cymbidiums not blooming in category General Discussion
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  3. Robert Ferguson started topic Searching for orchid in category General Discussion
  4. Jan Andersen asked question Article references? in category General Discussion
  5. Stephen Hodgson asked question Care of Dracuvallia Gualaquiza in category General Discussion

New Comments

  1. Alex Maximiano commented on member plant Phalaenopsis (Phal.) Baldans Kaleidioscope Golden Treasure by Vickie Seibert
  2. Kate McMillan commented on article "Plant Vendor: How to List an Orchid for Sale (FREE)" by Yahoo Alex
  3. Edward Zapata commented on topic "Cymbidiums not blooming" by Jackie Hartter
  4. Carol Holdren commented on member plant Mcp. Tibiana by Blanca Acosta
  5. Carol Holdren commented on topic "Searching for orchid" by Robert Ferguson
  6. Alex Maximiano commented on member plant Wilsonara 'Eye Candy 'Pinky'' by Susan Maxwell Schmidt
  7. Mary Lane commented on member plant Den. Emma White by Mary Lane
  8. Carol Holdren commented on topic "Care of Dracuvallia Gualaquiza" by Stephen Hodgson
  9. Carol Holdren commented on topic "Article references?" by Jan Andersen
  10. Carol Holdren commented on member plant Odcdm. Sunlight 'Pesky Panther' by Colin Campbell