Can Pond Algae Still Grow In The Winter?

I’ll share a recent and common question that always comes in during the colder months of the year.  This one is from Robert who has a small pond that he keeps open year round.  He was somewhat surprised to find algae growing in the water, even with the pond being surrounding by snow and the temperatures are still quite cold.  He asks if this is at all normal?

Answer: As odd as winter algae may sound, it’s really not unusual for small pond owners who may choose to keep their pond open all winter long.

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