The Pond Guy<sup>®</sup> Seasonal Defense<sup>®</sup>

The Pond Guy® Seasonal Defense®

  • One Product For 3 Seasons
  • Accelerate Debris Decomposition
  • No Mess Water Soluble Packets

Pond Logic® Seasonal Defense® is formulated for the cooler months of the season. Seasonal Defense® accelerates the decomposition of leaves, scum, and sediment that create pond muck during the fall and winter months. In the spring Seasonal Defense® replenishes winter bacteria loss, jump starts your biological filters and breaks down unwanted waste. Use Seasonal Defense® to maintain your pond through the cooler part of the season and give yourself a head start on your summer pond management.

The Pond Guy Seasonal defense

Tech Specs

Usage Information

6 Packets
12 Packets
24 Packets
96 Packets
Application Packet Packet Packet Packet
Active Temp Below 50°F Below 50°F Below 50°F Below 50°F
Months Of Treatment For 1,000 Gallons 1.5 Months 3 Months 6 Months 24 Months
Shelf Life 5 Years 5 Years 5 Years 5 Years

Dosage Rates

Pond Size (In Gallons)
Seasonal Defense® (Weekly)
Up To 1,000 1 Packet
1,001 - 2,000 2 Packets
2,001 - 3,000 3 Packets
3,001 - 4,000 4 Packets
4,001 - 5,000 5 Packets

How To Apply Seasonal Defense®

Do not open packets. Add the appropriate number of water soluble packets using the dosage chart above, evenly dispersing them around your pond. Packets will dissolve when placed in the pond water.

When To Apply Seasonal Defense®

Seasonal Defense® should be used in late autumn and early spring. Autumn applications should begin when water temperatures fall below 50°F. Spring applications should begin at pond startup or just after ice melt.


When used in accordance with label directions The Pond Guy®Seasonal Defense® is completely safe for fish, plants, pets and pond wildlife.


Replacement Parts

Here are the replacement parts for The Pond Guy ® Seasonal Defense ® .

Weeds Treated

The first step towards effectively treating any pond weed is proper identification. The Pond Guy® Seasonal Defense® is recommended for use against each of the weeds listed below. Click on your desired weed for more information and alternate control options.