CrystalClear® Spring & Fall Prep

Product Description

Cold Water Natural Bacteria with Barley

Spring & Fall Prep contains cold water natural bacteria designed to accelerate the decomposition of leaves, twigs, muck, and other sediments during the fall and winter months while replenishing winter bacteria loss during the spring.

CrystalClear® Spring & Fall Prep

Spring & Fall Prep


  • Coldwater natural bacteria
  • Contains barley to help inhibit the growth of string algae
  • Use in water between 35°F-60°F
  • Use weekly
  • Convenient water-soluble packages
  • One packet treats 1,000 gallons
Maximum quantity available reached.

Important Information

Autumn application should begin when water temperatures fall below 60°F. Spring application should begin at pond startup or just after ice melt and continue until temperatures reach 60°F.

Available Sizes:

  • 12 packets
  • 24 packets
Routine Application Rate

DO NOT OPEN THE PACKETS. Start applying when the water temperature is below 60°F. Add once per week directly into the pond or filtration system.

Persistent Problem Application Rate

If a problem arises between routine applications Spring & Fall Prep should be applied every 3 days until the desired result is achieved.

For Best Results

Spring & Fall Prep can be applied directly into pond water or filtration system. Optimal Water Conditions: pH: 6.5 - 8.5, Dissolved Oxygen: 5 PPM, Temperature: Between 35°F-60°F.


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