PACE Turf - Turfgrass Information Center

Algae and P

View Larger Photo by John Kaminski, Penn State University. Fertilizers containing phosphate (PO4) were found to stimulate algae. Phosphite (PO3), on the other hand, reduces algae. Minimize the amount of phosphate used in fertilizers and maintain soil Mehlich 3 phosphorus near 21 ppm to help prevent algae blooms.

Turf Diseases

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