Purple flowers add an elegant and peaceful note to any garden. Combine these beauties with complementary blue and pink hues for a cottage garden look or jazz up your garden with contrasting yellow flowers. Either way, purple perennials are a welcome addition to your garden beds.
Iris, whose species are sometimes called "flags," is a genus of more than 200 plants. The most common of these are so-called "bearded" iris, which produce fleur-de-lis-shaped blossoms on tall spike-like leaves. Although bearded Iris exist in many hues, there are dozens of purple and lavender species. These perennials are easy to grow and thrive in well-drained soil in full sun. They benefit from being divided every three to four years and most species are cold hardy to USDA growing zone 4.
Viola is a genus of more than 400 species of mostly perennial, flowering plants. The majority of these are small, low-growing plants that produce dainty, pansy-like blossoms. Violas exist in a number of hues, including many purple and lavender tones. Violas bloom in mid-Spring in most areas and thrive in partial shade. They adapt to USDA growing zones 3-9.
Lavender, formally "Lavandula," is a genus of 39 species. Native to the Mediterranean, lavender is adaptable to many North American garden, particularly in USDA growing zones 6-9. These perennial plants thrive in dry, sunny locations and are very drought-tolerant. Mature plants are shrub-like and produce spiky flowers in deep and light purple hues.
Liatris, commonly called "Gay Feather" or "Blazing Star," is a genus of plants native to Mexico and other parts of North America. This perennial produces tall, brush-like stalks from which purple blossoms emerge in mid-summer. Liatris thrives in full sun and will tolerant some dry conditions. These plants can grow from one to five feet tall and are hardy to USDA growing zone 3.