We found out the following about the possibe benefits of lava sand when we researched it.
It lets rain water soak in.
It lets soil nutrients get to the plant roots more easily.
It separates the the clay particles of soil.
It helps conserve water because water is retained by the roots.
Question for this week: Why do some people think lava sand has no benefits?
Monday, April 6, 2009
Subscribe to:
Post Comments (Atom)
when is the home work due
ReplyDelete