Plant these heat-loving, hardy plants that thrive in hot weather. Simply water them once a week to enjoy their blooms all summer long.
Native to Madagascar, India, and tropical Asia, these bushy plants thrive in both humid and dry heat. Flowers bloom atop glossy leaves in pure white, pink, rose, or white with a rose or red eye The flower was formerly known botanically as Vinca rosea, and many people still call it vinca.
Editors picks: Try Nirvana and Cora Madagascar periwinkles.