Semi-hydroponic Orchid Growing

Ray Barkalow
Wednesday, October 7th, 2015
Ray Barkalow, of First Rays Orchids, shows us how we can successfully grow orchids semi-hydroponically and the theory behind it. Ray pioneered the technique which is now being adapted in various forms.

Also in This Category

The Culture Grid: A simplified Approach to Cultural Diversity in Orchids

Catherine Higgins
Tuesday, February 28th, 2023
Join Catherine Higgins, AOS judge and AOS Trustee, to hear about an interesting way to consider all the diverse cultural requirements and diversity in orchids.

New Directions in Zygopetalinae

Tim Culbertson
Thursday, January 5th, 2023
Learn about zygopetalums and the breeding lines from around the world.

DISAS, Flowers of the Rainbow

Michael Tibbs
Sunday, November 13th, 2022
Michael Tibbs discusses the care and breeding of Disas, the most gorgeous of orchids.

Those Amazing Masdevallias

Sandra Tillisch Svoboda
Wednesday, October 5th, 2022
A review of some amazing Masdevallia species and their culture.

Paphiopedilum venustum-a flower for the ages!

Leslie Ee
Monday, September 19th, 2022
Paph. venustum, the pauper prince of the Dragon Kingdom

Philippine Bulbophyllums

Jim Cootes
Tuesday, June 7th, 2022
Join author and Philippine expert Jim Cootes for a survey of Bulbophyllum species found in the Philippines.
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