Best mildew resistance: Blue Lagoon, Blushing Shortwood, Bright Eyes, Caspian, Cinderella, David, David's Lavender, Delta Snow (the very best), Hot September Pink, Jeana (also the very best), John Fanick, Midsummer White, Miss Lingard, Miss Universe, Natascha, Old Cellarhole, Omega, Robert Poore, Rosalinde, Russian ...

How do you keep phlox from mildewing?

The baking soda (sodium bicarbonate) commonly used for recipes, cleaning and removing odors can also eliminate powdery mildew from your garden phlox. Dissolve 1 teaspoon of baking soda for every quart of water and transfer the mixture to a spray bottle or garden spray.

What plants are immune to powdery mildew?

However, carefully incorporat- ing powdery mildew-resistant plants such as phlox 'David,' bee balm 'Jacob Cline,' and zinnia 'State Fair' reduces the severity of powdery mildew on these plants, improves landscape appear- ance, and reduces the need for fungicides.