Geranium

Geraniums are popular container plants, largely because they require little maintenance. These sun-lovers produce long-lasting blooms that come in red, white and pink. Geraniums have bright green, velvety leaves. These annual flowers grow 12 to 20 inches high.

Catmint

If you have cats, they will appreciate a container of catmint. This flowering herb has a pungent scent that cats love. Catmint is a large plant that thrives in full sun and grows 3 to 4 feet tall. It has pale-green leaves and bright-lavender flowers that grow in spikes.

Morning Glory

Morning glories have long been popular flowers for containers. Morning glories are climbing vines, so place them near a banister, fence or trellis. Morning glory vines grow 10 to 20 feet long when planted in full sun and produce flowers in white, pink, purple or blue. Morning glory blooms open in the morning and close by the early evening.

Purple Fountain Grass

Purple fountain grass is an unusual-looking plant that adds a splash of color to your yard or porch. This plant grows 2 to 3 feet tall and just as wide. It produces long tufts of purple flower spikes through autumn.

Petunia

Petunias are popular container plants and are well-suited to beginning gardeners because they are low-maintenance plants that perform well in full sun conditions. Petunias come in a wide variety of shades, including white, pink and purple, with several multicolored variations.