What Can I Do To Treat White Spots On My Phlox?

Question

I have white phlox in a pot on my patio. The leaves have developed white spots on its leaves and some leaves have turned yellow. It looks very unhealthy.

Answer 1

Unfortunately, your photo did not come through.

It sounds like, either, powdery mildew or downy mildew. Here are some articles that will help:

https://www.gardeningknowhow.com/plant-problems/disease/powdery-mildew-homemade-and-organic-remedies.htm

https://www.gardeningknowhow.com/plant-problems/disease/downy-mildew.htm