Super Coarse Perlite spl_allstate which causes the perlite to

which causes the perlite to pop in a manner similar to that of popcorn

Slightly concave sides to improve strength and avoid bowing

These pumps can fit in spaces of 8 in x 8 in

start your own feeding program 14 days after planting or seedling emergence

Super Coarse Perlite spl_allstate which causes the perlite toPerlite is a unique volcanic mineral which expands from four to twenty times its original volume when it is heated. Perlite can reach temperatures of approximately 1600 1700 degrees F. The media's expansion is due to the presence of two to six percent combined water in the crude perlite rock, which causes the perlite to pop in a manner similar to that of popcorn. When expanded, each granular, snow white particle of perlite is sterile with a neutral pH