Speakers Bureau

Board members and supporters of the Orchid Conservation Alliance are available to give presentations to orchid societies, with the speaker’s fee donated to the OCA. Speakers and presentation titles are provided below. Please contact the speakers directly to arrange for a presentation to your orchid society.

Steven Beckendorf

Steve Beckendorf


  • Sex, Lies and Parasites:  Sexual Deception in Orchids
  • Lost and Found: Searching for Rare Orchids in Colombia
  • Why Are There So Many Orchids?
  • Making Orchid Reserves in the Andes
Mary Gerritsen, Ph.D.

Mary Gerritsen


  • The Orchid Conservation Alliance: What we do and how we do it!
  • Masdevallias, Gems of the Orchid World
  • Miniature Orchids and How to Grow Them
  • Slippery Tales: Adventures of Hunting Slipper Orchids in the Wild™
  • Hunting Orchids in Sulawesi
  • Hunting Orchids in Borneo
  • Orchids of the Lost World: Ascent of Mt. Roraima
  • Outdoor Orchids for Coastal California
  • Orchids of Chiapas
  • Orchids and Tribes of Papua New Guinea
Mary Gerritsen, Ph.D.

Ron Kaufmann


  • Conserving Orchids in the Wild™
  • Diamonds in the Rough: The Orchids of Chapada Diamantina, Brazil
  • Life on the Rocks: The World of Rupicolous Orchids
  • Orchid Travels in Ecuador
  • Orchids at the Beach
  • Orchids of Tropical America
  • Searching for Orchids in Colombia
  • South American Slipper Orchids: Habitats and Conservation
Peter Tobias

Peter Tobias


  • Conserving Orchids with the OCA: Let’s Not Get Caught Napping
Bill Loy

Bill Loy


  • Hunting orchids on the Rio Negro with the OCA and
  • Searching for orchids with the OCA in Southern Mexico from Palenque to El Triunfo.
Debbie Halliday

Debby Halliday


  • Cattleya Repotting – a step by step slide show
  • Pest Control
  • Growing Phalaenopsis
  • Repotting Phalaenopsis (
  • Looking at Orchids
  • Tips & Tricks
  • Orchids for Indoors & Out – without a greenhouse
Scott Mcgregor

Scott MCgregor


  • Mediterranean-Climate Terrestrial Orchids of Europe and Australia (and how to grow them)
  • Pushing Limits (experiments with new species to grow outdoors)
  • In Search of Blue (blue color in orchids)
Carrie Buchman

Carrie Buchman


  • Restrepia: the Easy Pleurothallid
  • Introduction to Orchids: Prepare to be Smitten
  • Tiny Flowers of the Orchid World
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