Non-toxic, non-acid, non-alkaline, non-polluting, nonpathogenic, biodegradable. Contains one billion cfu per microliter of the following: bacillus subtilis, bacillus amuloliquifaciens, bacillus lichenformis, bacillus megatherium, pseudomonal fluorescens, commomonas terrigena, and bacillius firmus. Extremes of pH and temperature, as well as wide shifts in either parameter over a short period of time should be avoided.