Powdery mildew :-(

[demcc3]

Hey all! Can anyone suggest a decent HOME REMEDY for powdery mildew? I prefer not to go out and buy commercial spray. Thanks!

[Gingerbeard]

Why, yes! I might have just the thing.

[Rwise]

Apple cider vinegar 2 tsp in 1 qt water.
Clip out the worst, spray the rest, air flow is a must! If inside lower RH,