This compact, evergreen subshrub has glossy, dark green leaves and grows to only 5 inches tall and 16 inches wide. It bears long-lasting, lavender flowers, and it is a great choice for low edging or for a rock garden. 

This easy to grow evergreen yucca bears dramatic, sword-shaped yellow leaves with a dark green edge. Not as staunchly upright as some yuccas, its leaf tips sometimes droop with age. Its foliage color is best from fall to spring. Plants grow to nearly 2 feet in height and 3 feet in width. In summer, it produces a 6-foot-tall spike covered with nodding, fragrant, white bell-shaped flowers.

Lesser calamint produces fine, upright stems which are covered with small, shiny, dark green leaves, forming a little bush from 12 to 18 inches tall, and twice as wide. In late August, it produces a cloud of infinitesimal pale lavender flowers that continue blooming for up to six weeks. As the days become cooler, the color of the tiny, lipped blossoms deepens.

This spreading rose grows to only 2 feet tall, making it an ideal groundcover for a steep bank or roadside. It produces fragrant, double, deep-pink blossoms from spring to fall.