Good points, Dirt. We could use builder's sand, gravel, pumice, bark, and several other things to improve drainage, but because of the "lightness" of perlite, because it is readily availabile, and because it is so inexpensive, I really couldn't do without it.
drdawg (Dr. Kenneth Ramsey)
The reason it's so hard to lose weight when you get up in age is because your body and your fat have become good friends.
