UPL Hydrothol 191 Granular Pond Algaecide and Herbicide water garden bacteria treatment Self-sinking air supply tubing keeps

Self-sinking air supply tubing keeps pond airline tubing at the bottom of the pond

Effectively removes pondweeds

The highly-effective carbon also removes chlorine and chloramines from the water which can prove harmful to pond fish

Ability to adjust the flow makes it easy to select a pump for any application

Controls a wide range of algae

UPL Hydrothol 191 Granular Pond Algaecide and Herbicide water garden bacteria treatment Self-sinking air supply tubing keepsHydrothol 191 Granular Algaecide Herbicide is a selective, rapid acting, contact herbicide and algaecide. Controls submersed weeds and algae in lakes, ponds, irrigation canals, and drainage ditches. Works rapidly enough to be effective in both still and slow moving water. EPA approved Works quickly Not swimming or fishing restrictions Works on both Algae and Pondweeds! Available in a 20 pound bag only. *Cannot be shipped to: AK, CA, CT, DC, DE, HI,