Perlite and Vermiculite
bertozzi.terry@wpo.pi.sa.gov.au
Thu, 01 Feb 1996 08:45:25 +0930
In his discussion of how to propagate P. gypsicola from leaf cuttings,
Paul mentioned that the Perlite or Vermiculite should be "fine grades".
I know that both are sold in different grades, unfortunately fine is
still a little ambiguous. Are we talking the smallest particle size?
Terry
PS I am aware that this may be different depending on where you live