10 plants you can't kill image Canna Tropicana The hot, bright colours of Cannas lend themselves well to bold, tropical plantings. Even when not in flower, their foliage lights up the garden bed. Canna indica is a weed in some areas, so don’t plant
Native to the tropical regions in South America, caladiums occupy the understory and thrive in shade. They do equally well in moist fertile garden beds or in containers with soil-less potting mix. Dig the tubers in fall for storage over winter.