The canna lily plant is a rhizomatous perennial with tropical-like foliage and large flowers that resemble that of iris. Canna lilies are low maintenance and easy to grow, and both their flowers and foliage offer long-lasting color in the garden. Flower color may be red, orange or yellow. Depending on the variety, foliage color varies from green to maroon, bronze, and variegated types. Let’s look at how to plant canna lilies and tips for growing cannas.