Orchid Pests and Diseases


Trying to Diagnose a Problem?

Orchid Pests and Diseases

Diagnosis, Treatment and Prevention

Orchid Pests and Diseases by Sue Bottom contains pictures of orchids afflicted with various problems to assist you in diagnosing problems. Email us a description and picture of any problem you might be having and we'll see if we can figure out a cure.

Orchid Disease Control

Part 1 - How Do Orchids Respond to Disease, Sue Bottom
Part 2 - Bacterial and Fungal Infections, Sue Bottom
Part 3 - Bactericides and Fungicides, Sue Bottom

Orchid Ailment Links

Orchid Pests and Diseases and Video Library, American Orchid Society
Identification and Control of Orchid Ailments, Hark Orchideen

Pesticides and Fungicides & Bactericides

Orchid Pests and Diseases

Generally Available and Specialty Chemicals

Pesticides and Fungicides & Bactericides for use on your orchids, what pests and pathogens they will control, whether they are systemic and their mode of action. Always follow label instructions and wear protective equipment.
Applying Fertilizers and Chemicals, Sue Bottom What's New

Identification and Treatment

Great Publications and Presentations

Featured Creatures, University of Florida
Insect and Arthropod Pest Identification and Management, University of Georgia
Fungus Gnats, Dr. Paul J. Johnson, South Dakota State University
Orchid Pests and Diseases, Natalie Goldberg, New Mexico State University
The Occurrence and Control of Fungal and Bacterial Orchid Diseases, Dr. Huang, Taiwan Bureau of Animal and Plant Health Inspection
Conversion Tables, Formulas and Suggested Guidelines for Horticultural Use, University of Georgia
Home Application of Fungicides, Alabama Cooperative Extension System
Fungicide Mobility for Nursery, Greenhouse, and Landscape Professionals, Purdue University
Fungicide Rotation for Nursery, Greenhouse, and Landscape Professionals, Purdue University
2014 Guide to Ornamental Fungicides, Syngenta
Pesticide Options for Pests of Commercial Flowers in Florida, University of Florida
Selected Miticides for Ornamental Plants, University of Florida
Insecticide Rotation, Four Star Greenhouse
The opinions and recommendations published herein are those of the authors. The St. Augustine Orchid Society disclaims responsibility for any losses or damages that may be attributed to the use or misuse of any material or any opinion published in these articles and on the website. This website and the photographs, articles and content are protected by copyright and no part of them may be reproduced or re-used without the permission of the author.