Stone

No, not really but eventually they climb out of it a bit. If that happens I just a mulch of some fibre or something to cover the bases...

Yes but I can only afford to keep those temps in a very small area.

You can use pumice, polystyrene, good bark, charcoal, small bits of fern fibre, even a little coarse gravel or coarse perlite or...

Thanks Tom and all. I had it in a ''hot chamber'' with lights overhead. Min about 18-20 max about 30. Pot was selected after learning...

After giving it some slightly cooler conditions (min 12-15C) over winter it flowered on all growths (9) rather than one at a time (at...