Perennial flowers are plants that grow and bloom in spring and summer and then fade in fall and winter. The next spring, the plant will re-sprout from the roots that survived the ground. These are herbaceous plants, not woody perennials such as trees and shrubs, whose above-ground growth stops in the winter and then resumes in the spring. Annual flowers are different flower types because they only exist for one growing season.The following content also has some reference value for raised garden beds.
Before you start picking out flowers it is important to know what agriculture hardiness zone you live in.
What are the best perennial flowers for shade?
The best plants that grow in the shade need no more than three hours of direct sunlight a day. It is best to avoid the midday sun, as it is the hottest, most direct and likely to scorch plants. The morning sun is the best. The rest of the day should be filtered bright light.
Columbine is a domesticated wildflower with star-shaped flowers with lobes and long spines. The flowers come in many colors and bloom in the spring and continue to bloom throughout the summer. Hummingbirds love these flowers and these flowers look beautiful in the bouquet as well. In spring, in well-drained soil, plant new plants when all danger of frost has passed. Water new plants when the top layer of the soil is dry. Once the plant begins to bloom, you do not need to remove the dead flowers, as the spent flowers will help themselves to sow new plants.
Novelty flowers are a great addition to any shady flowerbed. They have long stems with tiny red flowers clustered on long arched branches 30 inches high. Cute red bouquets look great in a flower bed or vase. It grows best in zones 4 to 9, flowering in early to mid-summer, with some varieties flowering continuously in summer. Astragalus will spread and should be separated every 4 to 5 years to prevent overcrowding.
Hostas are typically perennials, known for their dome-shaped multiple leaves, which can be green or variegated white or yellow. In summer, tall stems sprout from the center of the plant with small purple flowers. Because the leaves are so beautiful, you can remove the stems while they are growing. If you want the flowers to grow, cut off the stems after the flowers have faded. They can grow up to 15 inches tall, and each plant can grow up to 2 feet. Separate the plants every 3 to 5 years to prevent overcrowding.
Heuchera is a shade-loving ground cover that is resistant to deer and rabbits. The foliage of the plant comes in a variety of colors from yellow to black, as well as variegated, and adds interest to shade beds. The plant produces flower spikes of small flowers in the shape of bells that begin popping up in the early spring. Some varieties will flower until the end of summer. Deadhead the flowers as they fade to encourage the plant to produce more. It can get up to 10 inches in height and spreads up to 20 inches. The top inch of soil should remain damp.
Perennials are a wonderful addition to your yard because once they are established, they require very little maintenance and upkeep. Because their roots are widely distributed, they don't need as much water and fertilizer as annual plants. The above is the introduction of the best shade perennial flowers, the next article we will introduce the best sunshine perennial flowers.