I normally have my sarras in 8" -> 12" tall pots and normally find
that come potting time the roots have reached the bottom and have done
a couple of laps.
>2. How effectively will water travel up, or be absorbed by, soil consisting
>mostly of peat(with some perilite). In other words, if a pot is in a 3 inch
>dish, how tall can the pot be-6", 8,"12"?
>
You have capilliary action working for you here - I normally put my
pots in 2" -> 3" of water, they survive fine even through our 40 deg C
plus summers.
>I would like about 12" depth of soil, but do not know if this is overkill or
>to little.
>
Sounds like a goodly depth to me if you want lartge plant,
constraining roots will reduce the maximum size your plants will reach
(just look at what you can do with bonsai...)
-- Brett Lymn, Computer Systems Administrator, AWA Defence Industries
===============================================================================
"It's fifteen hundred miles to Ankh-Morpork" he said. "We've got three
hundred and sixty three elephants, fifty carts of forage, the monsoon's
about to break and we're wearing ... we're wearing ... sort of things,
like glass, only dark... dark glass things on our eyes..."
- Terry Pratchett "Moving Pictures".