The Orchid Doctor Articles under the Heading Copper

Copper Comments
COPPER: Effect on Orchids They are sensitive to copper; metal stakes containing copper might be toxic. A61-54They are sensitive to it; metal stakes containing it may be toxic; citrus trees in the tropics sprayed with a copper compound lack orchids. A85-1119 0
COPPER WATER PIPES: In Greenhouse Are very popular; not likely to harm plants unless water supply has a high carbonic acid content. A76-1102 0

New Topics

  1. Claudia Young asked question RO system in category General Discussion
  2. Roberto Lizama asked question Help to identify in category General Discussion
  3. Tatjana Opekunova asked question Cattleya new roots and Flower buds in category Cattleya Alliance
  4. Mary Lane asked question Orchid roots .com site? in category General Discussion
  5. David George asked question recently purchased orchid shows unstoppable roots in category General Discussion
Ask a Question

Start a Topic

New Comments

  1. Kevin Barry commented on member plant Bul. Tammie Sue Pernas by Tony Pernas
  2. Linda Hartman commented on member plant Ctt. Final Blue by Linda Hartman
  3. Kevin Bergeson commented on member plant Paph. rothschildianum by Kevin Bergeson
  4. William Gorski commented on topic "Orchid roots .com site?" by Mary Lane
  5. Carol Holdren commented on topic "recently purchased orchid shows unstoppable roots " by David George
  6. Michael Makio commented on orchid V. Beatrice Makio
  7. Carol Holdren commented on topic "shorter stem with less vigorous blooms" by katherine mott
  8. Carol Holdren commented on topic "need info on yellow bird" by Glenda Ratliff
  9. Carol Holdren commented on topic "Looking to join an orchid club." by Paula Milano
  10. Jeanne Uzar Hudson commented on topic "Repotting Large Cattleyas" by Jeanne Uzar Hudson