Weather is a key factor to the bloom of an azalea. Azaleas trained for northern climates require less intense sun. Colder climates get a shorter window of blooms, from three weeks to three months. The prolific spring show of bright flowers that the numerous varieties of azalea plants produce seems like an effortless and beautiful display, but it comes with a lot of maintenance. The shallow roots of the plant make it necessary to keep the watering even. A lot of Azaleas bloom in the springtime with a great display, and that's all they'll do for the year. When azaleas receive adequate moisture, they will produce a beautiful array of buds. Bloom times for azaleas depend more on the weather than on the length of the day or amount of sun that the plant receives in one sitting. are reliable bloomers with showy, abundant flowers in a variety of hues. In general, the smaller the leaves, the more sun your azalea shrub requires. Actual bloom dates can vary by a week or two compared to the dates that they are expected to bloom. To increase the amount of time that you can experience bloom times in your garden, stagger the beds with azaleas that bloom at different times. Much of this depends on sun, water and soil. The variations of the flowers are used to identify the different azalea types. For best results, chose a type that can withstand the harsh winter temperatures in order to get great spring blooms. With the right type of plant variety, soil, watering and weather conditions, a properly tended azalea will grow well and produce a show of flowers for weeks or months. Watch the water and sun conditions to get the most blooms. The breed known as the Encore series will bloom twice a year, usually once in … Azaleas form flower buds long before winter closes in. Fun Fact Although azaleas symbolize temperance in the Victorian language of flowers, their toxicity lent them to a superstition: If given in a black vase, azaleas represent a death threat. Each filament is topped with an anther that contains pollen. This is the very best time to plant Azaleas. Kimberley McGee is an award-winning journalist with 20+ years of experience writing for a variety of clients, including The New York Times, Las Vegas Review-Journal Home section and other national publications. Azalea bloom times depend more on the weather than on day length. There is a variety of Azaleas that blooms more than once; it is called the Encore series. Choose a variety that blooms best during the milder months of the region where you live to get the most bloom time from your azalea or rhododendron plant. The pistil looks like a slender tube that extends from the ovary to a small round knob, the sticky stigma, at the end that retains the pollen. Some varieties even require a sun bath in order to produce considerable blooms, although full sun may make many cultivars wilt and the stems struggle to thrive. Some varieties will begin in early February while other varieties will create a show of bright petals in early summer. The reliable bloomers need a little love to get the best color and keep the plant producing. There are also varieties for early, mid- or late-flowering. © Copyright 2020 Hearst Communications, Inc. If you have this type of azalea it can bloom again in the summer and in the fall. Leaving space between the base of the stem and the mulch also helps prevent rot. There are more than 900 species and more than 20,000 hybrids of. Azaleas (Rhododendron spp. Most azaleas are bred to be hardy in the cooler winter temperatures of the southern half of the United States. If you prune them after July you may not have good blooming next spring. Typically azaleas will bloom in the springtime, although a select breed has been bred to bloom more frequently. Thus, the actual bloom dates … The azalea traditionally prefers shade, although some varieties can tolerate a bit of direct sun. Whether they bloom in vivid, clear shades of red, orange and coral or pale pastel pink, azaleas put on a stunning spring flower show. The typical azalea plant will offer up incredible blooms for about three weeks in spring. in Journalism from the University of Nevada, Las Vegas. If you do not have this type of azalea it will not bloom … They are reliable and abundant and come in a variety of hues and petal shapes. These are broken down into the upper petals, called dorsals (there's one on each bloom), and the petals to the sides are called wings. ; U.S. Department of Agriculture plant hardiness zones 4 to 11) can brighten up any space year-round with the show of healthy green foliage, but it’s the blooms that make it such a favored garden guest. Each flower typically has five petals and can change its shape slightly from year-to-year. The azalea is known for its wide variation of flower size, shape, color and form. They are a harbinger of spring and a colorful addition to a garden just coming to life after a long winter. Choose azaleas that fit the conditions of your garden and the amount of light you receive year-round. How Often do Azaleas Bloom? Renewal pruning is done in the late winter or early spring, before flowering. Old, overgrown azaleas, or azaleas with an empty center, can be rejuvenated with a harsh trim. When temperatures dip, that can affect the amount of blooms you receive and how long the plant will produce. Many azaleas flower only once per season, generally in March or April. Calyx – Small green triangles that are typically formed in fives at the very outer base of the flower. It attracts a bevy of butterflies and other pollinators to the garden. Flower Shop Network is your source for finding a real local florist. If you have this type of azalea it can bloom again in the summer and in the fall. As a professional writer she has researched, interviewed sources and written about home improvement, interior design and related business trends. Generally, azalea blooming periods come in early spring and the shrubs are considered by many the queens of the spring season. All azaleas need at least a half-day's worth of sunlight -- or about 6 hours -- in order to bloom properly. However, there are some northern-bred types of azaleas that will hold up to temperatures that dip into the chilly mid-40s. Typically, azaleas are known for their spring bloom time. Every azalea has its own bloom schedule. They bloom earlier in the warmer regions and later in cooler climates. When do azaleas bloom? Azalea bloom times depend more on the weather than on day length. They don’t like to get their feet wet. Plants that are well-established can do well with about an inch of water every 10 to 14 days during dry periods with little rain. Thus, the actual bloom dates may vary a week or two either way depending upon the weather–a warm spring gives earlier blooms, while a cool spring gives later blooms. If you’ve been pining for an azalea plant and not sure about the benefits, understand a few things before providing space and spending time on them in your garden. She earned a B.A. However, new cultivators, such as Encore azaleas, rebloom two or more times each year, providing the garden with flowers for several months.