Geraniums and pelargoniums are easy-to-grow perennials familiar to most gardeners but often confused with one another. ... semidouble or double blossoms in shades of deep maroon, red or pink.

There are true geraniums (Geranium spp.), which are hardy perennials that can be used as ground cover or in pots. Then, there’s the more common type—bedding geraniums (Pelargonium spp.), which ...