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dried Bacillus subtilis fermentation product
it helps prevent disorders in edible crops commonly associated with calcium deficiency
and intense sunlight exposure
controls susceptible horn flies
Clorox Pool & Spa Xtrablue Algaecide 40 oz Insect & Disease Control dried Bacillus subtilis fermentation productKeep your swimming pool clean with Clorox Pool and Spa Xtra Blue. It prevents the growth of green, mustard and black algae. It also kills bacteria and works without changing your pool's pH level. This pool algae killer uses a patented non foaming formula, which keeps it from staining surfaces and makes it safe and suitable for most types of pools. Results in just 24 hours. Salt pool compatible.
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