Plectranthus (Plectranthus sp.) is a colorful leafy plant available in numerous sizes and color combinations. 'Nicodemus' and 'Variegata' have a spreading, low habit and are great in containers or as annual groundcovers. Upright selections include 'Silver', 'Athen's Gem', 'Green on Green', 'Uvongo', and 'Erma'. Hardy to USDA Zone 10, where it is a perennial. In cooler climates, treat as an annual.