The Orchid Doctor Articles under the Heading Fungus Disease

Fungus Disease Comments
FUNGAL DISEASES: Full Listing of Pests For the causes, hosts, symptoms, controls of every reported type refer to OBIV-2 74 0
FUNGAL ROTS: Cured with Sprays The three effective sprays are Physan 20 at 5ml. to 5 litres of water, Natriphene at lg to 2 litres of water,and Ben late at 3g to 2 litres of water. AU83-251 0
FUNGUS: Anthracnose-type Which Grows on Live or Dead Tissue It is easily controlled with benomyl (Benlate) 1 tpg.; or, use Dithane M5, 1.5 tpg. A78-1124 0
FUNGUS: Black, Sooty on Cymbidium Leaves It grows on the "honey dew" secreted by mealy bugs and will wash off. A63-641 0
FUNGUS: Diseases and Controls For a list of Cercosporas, their symptoms, controls, illustrations, prevention, etc. refer to A82-593; OBIV-265 0
FUNGUS DISEASES: Control of Gloeosporium (anthracnose) Remove diseased parts, spray with copper or Maneb M22 at 1.5 ttpg.; give lots of air. A65-536; latest control is Benlate at 1 to 1.5 ttpg. OWD 0
FUNGUS DISEASES: Of Plants For an overview refer to N315+ 0
FUNGUS DISEASES: Of Seedlings and Adult Plants For a review refer to W1-420+ 0
FUNGUS: In Bark in Pots White thread-like fungus grows fastest in media kept on the dry side; before bark begins to break down however the plant is usually repotted. A73-409 0
FUNGUS: Leaf and Flower Spotting They cause minor damage; they seldom kill a plant; they do detract from appearance for several years. AH 15 0
FUNGUS: Potting Mixes Orchids are tolerant of fungal neighbors around their roots and are unlikely to suffer; apply a weak fungicide other than Benlate. OR76-361 0
FUNGUS: Preventative Spraying Use Truban and Banrot every two months mixed together 1/2 tpg. of each in the same gallon of water. A87-794 0
FUNGUS: Resistance to Fungicide Development Fungi have shown some resistance to Benlate (benomyl); no resistance shown to Truban, or Dexon (which might be restricted in your area). A77-995 0
FUNGUS: Septate Type Spotting Under the Leaves Control it with a Banrot spray at lttpg. and repeat in two to three weeks. A82-690 0
FUNGUS: Spots on Phalaenopsis Leaves Use of Captan paste of doubtful value; Benlate is a much more effective fungicide and is systemic. A77-449 0
FUNGUS: Spot Treatment Use a paste made of Captan powder and a solution of Physan (1/2 teaspoon in 1/3 gallon of water) and apply it to the affected areas with Q-tips. OD87-154 0

New Topics

  1. Mary Lane asked question Orchid roots .com site? in category General Discussion
  2. David George asked question recently purchased orchid shows unstoppable roots in category General Discussion
  3. katherine mott asked question shorter stem with less vigorous blooms in category Phalaenopsis
  4. Glenda Ratliff started topic need info on yellow bird in category General Discussion
  5. Paula Milano asked question Looking to join an orchid club. in category General Discussion

New Comments

  1. Melvin Waki commented on topic "Orchid roots .com site?" by Mary Lane
  2. Carol Holdren commented on topic "recently purchased orchid shows unstoppable roots " by David George
  3. Michael Makio commented on orchid V. Beatrice Makio
  4. Carol Holdren commented on topic "shorter stem with less vigorous blooms" by katherine mott
  5. Carol Holdren commented on topic "need info on yellow bird" by Glenda Ratliff
  6. Carol Holdren commented on topic "Looking to join an orchid club." by Paula Milano
  7. Jeanne Uzar Hudson commented on topic "Repotting Large Cattleyas" by Jeanne Uzar Hudson
  8. Jeanne Uzar Hudson commented on member plant Paph. malipoense by Jeanne Uzar Hudson
  9. William Gorski commented on topic "how difficult is it growing from seed" by kevan gregory
  10. Carol Holdren commented on topic "Information " by Carmen Britton