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A Guide to Your Garden Pond During Summer

Posted on July 08 2024, By: Lydia Lucas


Summer is a vibrant time for your garden pond, with warm temperatures promoting growth and activity among both plants and fish. Proper care and maintenance during this season ensure a healthy, thriving pond ecosystem. This guide covers essential summer pond care tips, including the best food to feed your pond fish.


  1. Monitoring Water Quality: Warm weather can lead to algae growth and fluctuating water conditions. Regularly test your pond’s water for pH, ammonia, nitrites, and nitrates. Aim for a pH level between 6.5 and 8.5. Maintain good water quality by performing partial water changes as needed and using water treatments to balance the parameters.
  2. Controlling Algae: Algae blooms are common in summer due to increased sunlight and nutrient levels. To control algae, consider using a UV clarifier, adding more aquatic plants to outcompete algae for nutrients, and reducing fish feeding to lower nutrient input. Regularly remove any visible algae manually.
  3. Aeration and Oxygenation: High temperatures reduce oxygen levels in the water, which can stress fish. Ensure proper aeration by using fountains, waterfalls, or air pumps. These devices increase oxygen levels, supporting fish health and reducing the risk of oxygen depletion.
  4. Plant Care: Aquatic plants play a crucial role in maintaining a balanced pond ecosystem. Prune dead or overgrown plants to prevent decay and maintain water quality. Introduce floating plants like water lilies and oxygenators like hornwort to provide shade and oxygenate the water.
  5. Feeding Your Pond Fish: Feeding fish the right diet is crucial in summer when their metabolism is high. Here are some top recommendations:
  • High-Protein Foods: Choose high-protein fish food to support growth and energy. Our All-Round 3mm & 6mm Nutri Mix is an excellent choice, offering a balanced diet with ingredients like wheat germ, spirulina, and insect meal.
  • Frequency and Quantity: Feed your fish 2-4 times a day, providing only what they can consume within 5 minutes to avoid overfeeding and water quality issues.
  1. Managing Fish Health: Observe your fish regularly for any signs of stress or disease. High temperatures can increase the risk of infections. Quarantine new fish before introducing them to the pond and maintain clean water to prevent disease outbreaks.
  2. Shading and Temperature Control: Direct sunlight can overheat your pond. Use shade cloths or strategically place plants to provide shade and keep water temperatures stable. Adding cool, fresh water during hot days can also help regulate the temperature.
  3. Predator Protection: Summer can bring predators like birds and raccoons looking for an easy meal. Protect your fish by using pond netting or creating hiding spots with rocks and plants.


By following these summer pond care tips, you can ensure a healthy and thriving garden pond. Regular monitoring, proper feeding, and maintaining water quality are key to supporting your fish and plants through the warm months.

For more tips and to find the best pond fish food, read our advice and news page.