On Tue, 16 Sep 2003 12:45:37 +0800, "Just Nice"
wrote:


Genarally, Malaysian charcoal is made from mangrove hardwoods (Rhizophora
and Bruguiera species). It is extremely sterlile and last for decades

In the US, "charcoal" usually means charcoal briquettes that are made
from compressed sawdust, some petroleum products, and heaven knows
what else. Definitely not suitable for potting orchids. I think any
real hardwood charcoal would be fine for potting orchids.

deg