BioBlast is the same great quality mix of Vertro Biochar, Western Massachusetts rock powders, and endo-mycorrhizal fungi as in our Vertro-HM premium mixture.

BioBlast is available in a 1.6 cup pouch that will treat 5 gallons of soil or soil/compost mix for those growing plants in standard five gallon buckets.

Available as single pouches or boxes or bags containing six pouches.