Red Formosa Azalea is a fast growing shrub that can be grown in USDA Plant Hardiness Zones 7A through 9B. It matures to an average height of 6 feet to 8 feet and an average width of 4 feet to 6 feet, depending on climate and other environmental factors. It prefers growing in a location that provides full sun, shade, morning sun with afternoon shade, morning shade with afternoon sun or filtered sun and grows best when planted in loam, clay or silt soil that is well drained. In the spring Red Formosa Azalea produces red and scarlet flowers. The foliage is dark green in color. It attracts hummingbirds and visual attention and is resistant to heat.