Trailing perennial flowers are striking planted along flowerbeds and borders, nestled within rock gardens and billowing over a garden wall or container. Trailing perennials with bright flowers add a burst of color and texture to the garden for a vibrant garden design. Grown in a wide variety, some trailing perennial are with evergreen foliage to create a constant source of color all year long.
As an evergreen perennial, moss verbena (Verbena tenuisecta) has trailing blooms that grow 6 to 12 inches tall with a 3 to 6-foot spread. The low-growing form and fine texture creates a sea of spring color, ideal planted as a perennial border or flanking a garden path. Moss verbena has a moderate growth rate and fern-like foliage with dark green leaves that grow over 1 inch long. Drought-tolerant, moss verbena has spring blooms that grow in five to 15 clusters and in a wide range of bright colors including, purple, blue, lilac and white. Moss verbena requires full sun and well-drained soils to thrive. Versatile, moss verbena can withstand sandy and nutrient-deprived soils, making for a tough perennial flower. The USDA Hardiness Zone fro planting is 8 to 10.
Evergreen candytuft is a perennial plant with a moderate growth rate and trailing form. Growing 12 inches high and 3 to 4 feet wide, evergreen candytuft is a produces 2-inch wide clusters of fluffy, white flowers that, beginning in spring, light up the garden. The shiny, dark green foliage of evergreen candytuft contrasts with the white blooms for a showy garden display. Evergreen candytuft blooms are striking nestled in a hanging basket to spill over the container. Evergreen candytuft requires full sun to part shade to thrive. Adaptable, evergreen candytuft grows in a wide range of soil types, just as long as there is adequate drainage. The zone for planting is 5 to 8.
The 20 to 30-foot spread of the Carolina jasmine (Gelsemium sempervirens) creates a commanding trailing perennial to grow over a pergola or backyard trellis. Carolina jasmine has a moderate growth rate and bright, yellow trumpet-shaped flowers that emerge in spring. Growing up to 3 feet tall, drought-tolerant Carolina jasmine has dark green foliage that grows 3 to 4 inches long and over 1 inch wide. In winter, the evergreen foliage of Carolina jasmine casts a purple tinge for a jewel-like display. Carolina jasmine requires full sun to light shade and well-drained, nutrient-rich soil that is acidic in nature. The zone for planting is 6 to 9.