Laurence Schuberth
24-03-2026 11:03:32
As the vibrant colours of summer fade and the cooler, crisp air of autumn rolls in, you might be looking forward to a break from constant pool maintenance. But just as you start to relax, you glance out the window and see a sight that makes your heart sink: your once sparkling blue oasis has transformed into a murky, green swamp. It's a common problem for Australian pool owners at this time of year, but why does it happen?
The culprit behind your green pool is an algae bloom, and autumn provides the perfect conditions for these tiny organisms to thrive. Don't be fooled by the cooler temperatures; the water in your pool can remain warm for weeks, creating an ideal breeding ground for algae. Add to that the increased rainfall that often accompanies an Australian autumn. Rainwater can lower the pH of your pool, making your chlorine less effective and giving algae the green light to take over.
Autumn also brings with it falling leaves and other organic debris, which, if not promptly removed, will decompose in your pool and provide a feast for hungry algae. To make matters worse, many pool owners reduce the running time of their pumps and filtration systems during the cooler months. While this saves on electricity, the reduced circulation can create stagnant areas in your pool where algae can flourish undisturbed.
So, what can you do to combat the autumn green-out? Regular water testing and balancing are crucial to ensure your chlorine and pH levels are in the optimal range. If you're struggling to get on top of it, it might be time to call in the professionals. A quick search for a "pool service near me" can connect you with a local expert who can diagnose the problem and recommend the best course of action. Many of these services are mobile, meaning "we come to you" with all the necessary equipment and treatments.
To effectively treat and prevent algae, your pool technician may use a trusted brand like **Bioguard**, which offers a range of algaecides and preventative chemicals. A professional service can get your pool back to its sparkling best and provide you with a maintenance plan to keep it that way throughout the autumn and winter months.
Don't let a green pool spoil your backyard view this autumn. With a little understanding of the seasonal challenges and the right maintenance plan, you can keep your pool crystal clear and ready for the next swimming season.







