Again, "warmth and low humidity" might be true; however, sheaths often don't
mature on immature plants.

.. . . Pam
Everything Orchid Management System http://www.pe.net/~profpam/page3.html

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Ray wrote:

Warmth and low humidity.

--

Ray Barkalow - First Rays Orchids - www.firstrays.com
Plants, Supplies, Books, Artwork, and Lots of Free Info!
.
"Philippe" wrote in message
9.195...
What environmental problems attract spider mites?

I didn't seem to have a severe problem till i shuttered my orchids in for
2
days while frances blew overhead.

Thanks,
Philippe