Vonsgardens

Pumice,
Dry stall will work if it can be found at a local feed and farm supply (they use it for horses) or you can try one of the Bonsai supply vendors who sell hyuga, or if you want something close to pumice in all aspects (it is a littel heavier though) get some haydite, arkalite, or liteweight expanded shale. it can be found at a number of sites including the one run by the haydite people (I believe www.hadite.com, but don't hold me to that.

John

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"Wiring is simple; However, it is not easy to do it right" Boon