6 Top Monardas Join The Resistance Against Powdery Mildew

Scarlet bee balm flower heads

Monarda, or bee balm, is a spectacular plant when grown under the right conditions. With plenty of sun and well-draining soil, it will flower from mid to late summer. That said, the plant has an annoying predisposition to powdery mildew that can make it an eyesore in the garden. So, recently researchers at Delaware’s Mt. Cuba Center set out to identify which varieties offer the best resistance. Continue reading