The Orchid Doctor Articles under the Heading Soft Rot

Soft Rot Comments
SOFT ROT (ERWINIA CAROTOVORA): Control It is infrequent in orchids; shows as wet rot with most offensive odor; cut out diseased parts or destroy the plant or plants and disinfect everything with Clorox or formaldehyde; spray with Physan 20 at 1/2 ttpg. A66-406; AH22; use Bordeaux mixture or one of the newer fungicides. S200 0
SOFT ROT (ERWINIA CAROTOVORA): Destructive of Cattleya Types The bacterium enters through wounds; causes rapid wet rot with offensive odor in succulent tissue, more slowly in hard growth; cut off and destroy; spray with Physan 20 at 1.5 tpg; treat benches with 10% Clorox. BU49 0
SOFT ROT: Erwinia carotovoras Many genera are affected; bacteria enter the plant through wounds causing a wet rot with an offensive odor; it spreads rapidly in the leaves and roots, less so in the rhizomes and pseudobulbs; destroy all infected parts; use Physan ittpg.; if unsuccessful, destroy the plant and disinfect with bleach or formalin. AH86-76 0

New Topics

  1. Robert Stagner asked question cattleya mossiae Willowbrook in category General Discussion
  2. Judith Pariseau asked question Paphiopedilum culture differences in category Paph Alliance
  3. Marc Lefkowitz asked question Bulbophyllum in category Bulbophyllums
  4. Tony Borowiecki asked question Can a Bealleara re-flower in category Oncidium Alliance
  5. Tony Borowiecki asked question Re-flowering Orchids in category Dendrobiums

New Comments

  1. Robert H. Findlay commented on member plant Oncidium Sherry Baby by Luesa Estrada
  2. Judy Bailey commented on topic "Paphiopedilum culture differences " by Judith Pariseau
  3. David Hickman commented on topic "Mystery Orchid" by David Hickman
  4. Carol Holdren commented on topic "Bulbophyllum " by Marc Lefkowitz
  5. Carol Holdren commented on topic "Can a Bealleara re-flower" by Tony Borowiecki
  6. Carol Holdren commented on topic "How to care for my new orchid" by Sylvia Spence
  7. Bodil Bruus commented on member plant Ctt. Mrs. W. N. Elkins var. coerulea by Linda Thorne
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  9. Carol Holdren commented on topic "Brassolaeliocattleyamaianh " by Kim Loan T Nguyen
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