<![CDATA[Burpee Community - ]]> http://www.burpee.com/community/discussion/403/vermiculite en-US Burpee //d1l316k04n1hna.cloudfront.net/static/images/burpee-favicon.png 16 16 Burpee http://www.burpee.com/community/ <![CDATA[Re: vermiculite]]> http://www.burpee.com/community/discussion/403/vermiculite?commentid=283 You can use perlite but since they are both  are volcanic rock I don’t know if that would help., some people use unbleached coarse sand to increase drainage but it doesn’t have the water holding capacity like vermiculite.

http://www.burpee.com/community/discussion/403/vermiculite?commentid=283 July 30, 2012