What's Perennial in Reference to Flowers?
Perennials are defined as plants that live for more than two years. Flowering perennials have a peak bloom period once the flowers are most plentiful. During the non-bloom season, some soft-stemmed perennials go dormant. Certain varieties of perennials are grown for cut-flower production. Some are selected for their fragrant foliage and flowers. Regardless of the reason behind growing perennials, they are a gorgeous, cost-effective accession to the backyard.
Herbaceous perennials are plants using non-woody or delicate stems. Through the fall lots of these plants start to go dormant and frequently require pruning into the ground. Even though flowering has discontinued, the origins are keeping up energy to send up new growth in the spring, saving you time and money by not having to replant the garden each year. Some herbaceous perennials will develop woody stems and not go dormant due to the mild winter weather.
With each year of development, perennials will show more growth both below and above ground. Above ground this means that you can anticipate more blooms and color each year. Below ground you can anticipate the origins to be established and require less water and fertilization. To encourage maximum flowering, pruning and dividing perennials is frequently required. Flowering can be inhibited if there are excess weeds competing for nutrients and water in the ground.
Flowering perennials have a peak bloom period which varies from species to species. To have continuous color in your perennial flower garden, then be aware of each plant’s bloom period and pick a number of plants to stagger the flowering. A well-planned perennial garden can have flowers during the growing season.
Other Flowering Perennials
Technically, trees, trees and shrubs could be considered perennials as well. Several species in these groups have a thriving period and a few expertise dormancy during the winter as herbaceous perennials do. But vines, trees and shrubs have woody stems and even much different growth habits and maintenance requirements compared to herbaceous perennials. Although, by definition, perennials reside more than two years, the life expectancy past that will differ from species to species. This should be taken into account when planning your garden.