Your Koi Feel the Seasons Too
Even in Arizona’s mild winters, koi ponds need seasonal attention. As the water cools, your koi’s metabolism slows, and the balance of your pond ecosystem shifts. Proper pond maintenance keeps your koi safe, happy, and healthy all season long.
🌡Step 1: Monitor the Water Temperature
Once temperatures fall near 50°F, koi digestion and activity slow dramatically. Use a pond thermometer to track conditions before adjusting food or aeration.
🍽Step 2: Switch to Wheat-Germ Fish Food
Transition to Aquascape Premium Cold Water Fish Food, a wheat-germ-based formula that’s easy to digest and reduces waste. Less waste = clearer water and healthier fish.
💨Step 3: Maintain Oxygen Levels
Install or maintain an Aquascape Pond Aeration System to keep oxygen flowing year-round. It prevents gas buildup, improves water clarity, and keeps koi stress-free.
🪵Step 4: Provide Shelter
Add aquatic plants 🌿, lily pads, or rock caves to give your koi shaded, safe areas to rest. This reduces stress and helps them conserve energy.
👀Step 5: Avoid Overhandling
Koi are more sensitive when water is cool. Enjoy observing them, but avoid catching or moving them unnecessarily.
💡Pro Tip: Arizona ponds rarely need heaters, but an aerator ensures consistent oxygen flow during unexpected cold snaps.
Keep Your Koi Safe This Winter🐠❄️
PondscapesAZ offers professional pond maintenance, koi care, and aeration installation using trusted Aquascape products. Give us a call at 480-987-7781 or contact us online today to schedule your winter checkup!

Owner, Lead Designer
Ralph Biezad is the owner and lead designer of Pondscapes, a premier pond and water-feature design-build company based in Gilbert, Arizona. With more than 25 years of experience, Ralph has created hundreds of custom ponds, waterfalls, and aquatic landscapes throughout the Southwest. His philosophy centers on designing natural-looking, low-maintenance environments that blend seamlessly with Arizona’s climate and terrain.
As a Certified Aquascape Contractor, Ralph is recognized nationwide for his craftsmanship, creativity, and commitment to eco-balanced water features. His designs emphasize sustainability, habitat creation, and bringing clients closer to nature through water.

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