Recognized for their ability to bloom heavily in the spring and again in late summer to mid autumn the Encore name is used to describe 24 azalea varieties in a collection, as of March 2011. These azaleas were 20th of azaleas nurseryman Robert E. "Buddy" Lee of Independence, Louisiana, in the late Century developed. He began hybridizing various spring-blooming azaleas with the summer-flowering rhododendron oldhamii Taiwan native species.
Encore Azaleas are marketed and most easily known by their brand names, not their variety names. Each shrub variety trademark name begins with the word "autumn", which helps quickly identify it as Encore Azalea. All Encore Azaleas by a U.S. patent bear the number, prohibits the unauthorized plant propagation. Cultivar names of the azaleas are nonsensical, and usually with the letters "Con" or launch "Rob." For example, the Autumn Carnation Encore Azaleas the variety name Roblec, during the fall Monarch variety is Conleo name.
Since each Encore azalea was first grown from seed after hybridization, flower color and mature size vary. This is an additional selling point for gardeners looking for a reblooming azaleas best. The scale and size limits on a garden plot Small shrubs in the Encore collection grows 2 to 3 feet high and 3 feet wide. Medium mature azaleas January 3 to 4/2 feet high and 3 to 4 feet wide, and large Encore azalea types reach 4 1/2 to 5 1/2 feet high and 4 to 5 feet wide. The large azaleas are best choice for creating hedges.
Encore Azaleas are for regions with relatively cool mild climate in winter. This correlates with the U.S. Department of Agriculture plant climate zones 7a-9a, where the winter temperatures as low as zero to 25 degrees Fahrenheit. But to demonstrate some varieties hardness in USDA zone 6, where the winters down in the zero to minus-10 F-region. In March 2011 10 Encore Azaleas for the warmer winter in Zone 6 were recommended: Autumn Amethyst, Autumn Carnation, Fall Cheer, Autumn Lilac, Autumn Royalty, Autumn Ruby Autumn Sangria Autumn Sundance Autumn Sunset and autumn twist.
Encore azaleas. Significantly flower display in spring about his growing region in the United States The spring blooming season ends in late spring. A break occurs when a new leaf and branch growth starts and buds ripen in summer. As soon as night temperatures fall into the cooler 50 to 65 F range in late summer flowering resumes, but it is not so profound when compared to the spring display. In hot summer days, areas of the Deep South, the second flowering often postponed until October. Sporadic flowers open in the winter to warm spell, too.