Have you tried posting that query on the semi-hydro forum?

http://www.firstrays.com/cgi-bin/forum/YaBB.cgi

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Ray Barkalow - First Rays Orchids - www.firstrays.com
Plants, Supplies, Books, Artwork, and Lots of Free Info!
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"danny" wrote in message
t...
Hello,

Has anyone tried any of the mule-ear oncidiums (like O. lanceanum) or
Psychopsis in semi-hydro?

-danny