Coleus is a member of the mint family, with its characteristic square stems and oppositely arranged leaves. It is actually a heat-loving herbaceous perennial but is usually treated as an annual
They have some of the most stunningly colored foliage in combinations of green, yellow, pink, red, maroon, etc. Coleus also have a wide variety of leaf sizes and overall shapes.
This means that no matter what area you are looking to put coleus, you can find one that will be perfect. These plants are great for adding color to the garden (or home), especially in those dark, drab-looking corners.