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BioNova Weekly News – 9/18/2026

Dear friends,

We would love to hear about your current BioNova® projects. Please send Ryan, ryan@bionovanaturalpools.com, any information and pictures of your projects and we will gladly put them in the newsletter to share with all of the dealers. Thank you and we hope to see your inputs soon!

Here’s what’s happening at BioNova® Natural Pools North America…

Fall Is Coming: Let Your Natural Pool Transition Naturally
As summer begins to fade and the first day of fall approaches, your natural swimming pool starts to change, but that doesn’t mean something is wrong.

A natural swimming pool is a living ecosystem, and just like the landscape around it, that ecosystem responds to the changing seasons.

As temperatures cool and daylight hours become shorter, biological activity naturally begins to slow. Plants begin transitioning toward dormancy, microorganisms adjust to cooler water, and the overall pace of the ecosystem changes.

Cooler Water Means a Different Pace

During the warm summer months, biological activity is at its peak. Beneficial microorganisms are actively working within the biofilm and biological filtration system, helping maintain water quality.

As fall arrives, cooler water temperatures naturally reduce the speed of these biological processes. This is expected and is simply part of the seasonal cycle. You may notice subtle changes in the appearance of your pool or regeneration area. That doesn’t necessarily mean the system needs to be “fixed.”

Managing Fall Leaves and Debris

One of the biggest changes homeowners notice in autumn is the arrival of falling leaves.

Some leaves and organic debris are completely normal in a natural pool environment. However, excessive accumulation should still be managed. Removing large amounts of leaves from the swimming area and preventing heavy debris buildup in filtration areas helps keep the system functioning properly.

The goal isn’t to create a completely sterile environment. It’s about maintaining a healthy balance.

Keep the Water Moving

Even as the swimming season winds down, circulation remains important. Your biological filtration system doesn’t simply turn off because summer is over. Maintaining appropriate circulation allows water to continue moving through the system and supports the biological processes that help maintain water quality.

Fall is also a good time to make sure pumps, filtration equipment, skimmers, and other components are operating properly before winter arrives.

Don’t Overreact to Seasonal Changes

Perhaps the most important fall maintenance tip is simple: Don’t panic when your natural pool starts looking a little different.

A natural swimming pool isn’t supposed to look exactly the same every day of the year. It’s designed to work with seasonal changes.

Cooler temperatures. Falling leaves. Changing plant growth. Slower biological activity. These aren’t necessarily problems, they’re signs that your ecosystem is responding to its environment.

Let Nature Do Its Thing

As we move from summer into fall, think of your natural pool as entering a new phase rather than ending the season.

Perform the necessary maintenance, keep debris under control, monitor your equipment, and maintain appropriate circulation, but resist the urge to constantly intervene when the ecosystem is simply following its natural seasonal rhythm.

Fall isn’t the end of the natural pool season. It’s simply the ecosystem changing gears.

Fall isn’t the end of the natural pool season. It’s simply the ecosystem changing gears.

Stay Safe and Healthy.

We hope you all continue to stay healthy during these trying times and wish all of our BioNova® Dealers our best to you and your families.

Stay Safe

Questions, Concerns, Thoughts

As always, we encourage you to contact us and share your thoughts, questions, and concerns with BioNova®. We are available to assist you in any way we can. Feel free to email me directly with photos, project updates, testimonials, etc., and we’ll include them in an upcoming Newsletter.

Respectfully,

Ryan Harmer
BioNova® Natural Pools
ryan@bionovanaturalpools.com
609-318-4707

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