Kaytee's Koi food is an excellent choice if you're on a budget. It's good for all seasons and ages, and it's cheaper than most. It contains a mix of animal and vegetable proteins as well as all the nutrients needed for health and growth.

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Choosy koi moms and dads choose Sera's professional koi because of the special process and premium ingredients they use. This package is specially-formulated for the cooler months of spring and fall.

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Choosy koi moms and dads choose Sera's professional koi because of the special process and premium ingredients they use. This package is specially-formulated for the warmer summer months.

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It's easy to drop thermometers into your koi pond, which is why we love this easy-to-use floating pond thermometer.

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Just like people, koi fish need oxygen to survive. This testing kit will allow you to determine the oxygen content of your pond and whether it's enough for your koi fish.

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Identify dangerous water conditions by testing for pH, ammonia, nitrite and phosphate in this handy koi pond chemical testing kit.

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You'll likely want to test the pH of your pond more frequently than for other things. It's nice to have these stand-alone test strips in your koi kit.

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This handy additive makes tap water safe for fish and plants. It removes nasty chemicals and replenishes electrolytes in the water. It's like Gatorade for your koi fish.

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Stress Coat is a premium pond conditioner used for sick or injured koi. It heals torn fins, repairs wounds and replaces the natural slime coating on your fish.

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Koi pond sludge is the worst part of the job, hands-down. This additive reduces sludge build-up by breaking it down into water and other minerals.

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Keep your ponds clear and free of algae. Completely safe for your favorite aquatic plants and of course, your precious koi fish. Works in ponds or aquariums.

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It's a probiotic for your koi fish. Keep your koi fish feeling great while promoting a healthier and cleaner pond ecosystem with this fish-safe additive.

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This high-quality water pump moves 500 gallons per hour (GPH) and is suitable for most small koi ponds (up to 1,000 gallons).

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This 1,800 GPH pump keeps your koi pond's water moving and is suitable for the average koi pond (15' long, 10' wide and 3' deep).

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This beast of a water pump is about as big as they come. At 4,800 GPH, this pump is especially handy for extra large or deep ponds.

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This all-in-one pond triple filtration system is the gold standard in keeping your koi pond clean and the water clear. Spendy, but worth it!

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Whether you're trying to introduce more oxygen into your koi pond or need an air system for an aquarium, sometimes you need air pumps, tubing and accessories.

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You'll need an aquarium from time to time. It come in handy when you're breeding koi or in need of temporary storage during pond repairs.

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