The Orchid Doctor Articles under the Heading Phytophthora

Phytophthora Comments
PHYTOPHTHORA: Black Rot Controls recommended: Captan at 1 ttpg.; Dexon at 1.5 ttpg. used as a spray or drench, where the whole plant is immersed. P71(2)-24; controls: Truban, Banrot, Physan 20. A80-356 0
PHYTORHTHORA: Black Rot It may also be caused by Pythium ultimum most destructive on cattleya types; high humidity favors it, so water into the pot and not on the leaves; control it with Truban drench at Hpg. AH86-72 0

New Topics

  1. Leshya Perkins asked question Image of a plant please in category General Discussion
  2. Danny Lyon asked question Phaius bernaysii in category General Discussion
  3. Rosemary Chenery asked question Lost tag in category General Discussion
  4. Glenda Ratliff asked question Issue with Blc. Ben O'Neil "Jubilee in category General Discussion
Ask a Question

Start a Topic

New Comments

  1. Christiaan Viljoen commented on member plant Psh. fragrans by Christiaan Viljoen
  2. Christiaan Viljoen commented on member plant Z. maculatum by Christiaan Viljoen
  3. Christiaan Viljoen commented on member plant C. Gaskell-Pumila 'Azure Star' by Christiaan Viljoen
  4. Robert H. Findlay commented on member plant Rlc. Joy Sokabe var. Volcano Queen by Sally K
  5. James Lunsford commented on member plant Lc. Sagarik Wax 'African Beauty AMO/AOS x Blc. Cherry Suisse'Kauai' HCC/AOS var. Cattlyea 'Hybrid ' by James Lunsford
  6. John Varigos commented on orchid Bulb. schwarzii
  7. Linda Hartman commented on topic "Issue with Blc. Ben O'Neil "Jubilee" by Glenda Ratliff
  8. Henry Shaw commented on member plant Ons. Catatante 'Los Roble' by Henry Shaw
  9. Mary Lane commented on member plant Den. Tianmu Canary by Terre Moore
  10. Pamela Stegmaier commented on member plant Rlc. Esther Costa var. Orange Fantasy by Mary Lane