Cocoa hulls added under the Pozzolana. What are each ...
I am thinking of implementing mulch in my yard and I found an excellent article on here in how to do it: Pozzolana, designer mulch On the article.. it recommended to use cocoa hulls under the pozzolana for soil nutrition. It says pozzolana is excellent because of low maintenance but it does not say if the cocoa hulls are needed to be maintained once it serves as the underlayer.