[gerneveyn]

pH is important and can be adjusted by adding NaOH or KOH or HCl as necessary. Here are some links that may be helpful:
www.phytoctechlab.com see technical literature and tissue culture techniques
http://web.telia.com/~u11206828/engindex.htm
http://instruct1.cit.cornell.edu/cou...d/orchid1.html
http://personalpages.bellsouth.net/f...ks/orchid.html
http://orchidseed.com/
http://www.orchideenvermehrung.at/english/index.htm
http://members.iinet.net.au/~barryg/CONTENTS.htm
http://www.kitchenculturekit.com/sivbposter.htm
Good luck. Aseptic technique is critical if you're going to grow the seeds on agar because contaminants grow faster.