Coleus (Plectranthus scutellariodes) is a summer annual treasured for its colorful foliage. Plants thrive in summer’s heat and humidity (USDA hardiness zone 11). Coleus is a member of the nettle family Lamiaceae. You can create dazzling beds of color using coleus alone or mixed with flowering annuals. Modern day coleus grow more compact and better branched. […]