Have you tried growing encore azaleas? These remarkable plants have been around for only a few decades and continue to impress and inspire gardeners with their beautiful flowers and long bloom times. Let's explore the perennial nature of these magnificent plants as well as how to care for your azaleas.
What Are Encore Azaleas?
Encore azaleas are long-blooming shrubs that boast beautiful, bold flowers. They come in a variety of colors, including white, purple, pink, and red. Most varieties will provide gorgeous blooms throughout the spring, summer, and fall, which is the reason for their name - "encore"! While some lose their leaves in the winter, others are evergreen shrubs.
These incredible flowers are a hybrid plant - a cross between a Taiwanese, summer-blooming azalea and a spring-blooming azalea. They were developed in 1995 by Robert E. Lee, a horticulturalist from Louisiana.
One of the best-selling azaleas out there, encore azaleas are often chosen for hedges in landscape design, or to create visual interest as accent plants.
They're available in dwarf and intermediate sizes. While the intermediate options are best for hedges and as privacy-creating shrubs, dwarf options are an excellent choice for planting in large pots or around mailboxes.
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Are Encore Azaleas Perennials?
Encore azaleas will re-bloom for many years if they're planted in their ideal zone(s) and receive proper care. Generally, this extraordinary plant thrives in USDA zones 6-10. Encore azaleas are fairly low maintenance flowers that don't require much more than well-drained soil and a bit of pruning.
These acid-loving plants prefer a pH between 5.0-6.5. They tend to do well with just a little bit of fertilization (once per year in the early springtime is generally just right).
Why Plant Encore Azaleas?
Considering planting encore azaleas? Here are a few reasons why they might be a great choice for your garden.
Long bloom time
Perhaps the top quality held by encore azaleas is their ability to bloom in the spring, summer, and fall. This hybrid azalea is not only a long bloomer, but is also low maintenance. Because of these impressive characteristics, it's used for everything from mass plantings in landscape designs to patio planters that show off all throughout the growing season.
Size options
Unlike native azaleas, which can reach up to 20 feet tall, encore varieties come in more compact size options. They're divided into dwarf and intermediate categories, with dwarf varieties reaching about 2-3 feet tall, and intermediate options reaching 4-5 feet tall.
The smaller size of encore azaleas compared to traditional azaleas makes them ideal for container gardens, foundation planting, and other smaller landscapes.
Heat tolerance
Encore azaleas are fairly heat-tolerant plants that grow well in southern states. For this reason, they are beloved by gardeners in warmer zones. Still, it's important to make sure that they receive partial shade and, if necessary, extra water during the hottest summer months.
Around 4-6 hours of direct sunlight per day is ideal for most varieties. Compared to traditional azaleas, they can tolerate more sun and heat, making them an excellent option for those garden areas that have less shade available.
Disease resistance
Compared to its native counterparts, the encore series of azaleas are more resistant to diseases and insect problems. Good drainage and circulation are the best ways to maintain healthy plants that are disease free.
How to Care for Encore Azaleas
When to plant
You can plant your encore azaleas in the spring (after the last frost), summer, or fall. Planting in the early fall - before the first frost - is often a good time, as this gives your shrubs the whole winter season to establish a healthy root system before spring.
Where to plant
Although encore azaleas are very adaptable plants, they thrive in areas with about 4-6 hours of sun per day. Be mindful of your growing zone - hotter areas may need more afternoon shade.
While these resilient plants can do well in part shade, more sun generally means more blooms.
Choose slightly acidic soil for best results.
How to water
Azaleas need plenty of water, especially during their first year when they're still establishing roots. But although they enjoy moist soil, they do not like to become waterlogged, so be sure to choose a well-draining area. Standing water can cause root rot in your plants.
Water at the base of the plant about twice per week, thoroughly soaking the root ball.
After the first year, your plants will not need quite as much water.
Pruning
One benefit of encore azaleas is that they don't require deadheading like many other flowers do. In fact, they require very little pruning at all. If you do think your azaleas need to be pruned, it's best to do so right after they flower in the spring. Hand trimmers are the best tool for trimming and shaping your plants.
Here's my full post on How to Prune Azaleas which includes cutting older azaleas all the way back to rejuvenate the entire plant!
Fertilizing
Encore azaleas require very little fertilization. Choose a well-balanced, slow-release fertilizer for your plants and apply according to the package directions around the base of the plant.
Fertilize in the early spring after fear of frost has passed. You may also need to fertilize again in the summer, but be careful of over-fertilizing, as azaleas are sensitive to too much fertilization.
Winter care
Before purchasing your encore azaleas, make sure to buy a variety that works well in your USDA plant zone.
To prepare for winter, water well before temperatures turn to freezing.
Then, add approximately 4 inches of straw or pine bark mulch to protect the roots.
In heavy snow or ice, or in other severe weather, drive stakes around the shrubs to drape cloth overtop, protecting them from the elements. Be sure the material provides some airflow and doesn't come into contact with the foliage, as this can injure them.
See my full post on How to Care for Azaleas for detailed info on caring for these beautiful blooming shrubs!
Where to Buy Your Azaleas
You can purchase many azalea varieties at your local garden center. Or check out Nature Hills Nursery for online options!
