I have noticed these white spots on my arrowhead… I’m thi...
4” pot with drainage
Last watered 4 days ago
3
Best Answer
@ZealousCodiaeum it looks like powdery mildew fungus. This happens when there is high humidity and not enough aeration in the soil or circulation in the air. Here is the link to a site that tells how you can combat it. https://www.thespruce.com/control-powdery-mildew-with-homemade-spray-2539522#:~:text=The%20best%20treatment%20for%20powdery%20mildew%20is%20to%20use%20baking%20soda%20to%20kill%20the%20spores.%20You%20can%20also%20use%20potassium%20bicarbonate%2C%20which%20also%20kills%20the%20mold%20quickly.
@ZealousCodiaeum my pleasure!
