Weston's Lemon Drop Azalea shrubs produce an abundance of light yellow flowers with a lemony aroma. They are deciduous Azaleas and the leaves display beautiful fall coloring. Flowers of Weston's Lemon Drop Azalea Shrubs may last up to two weeks or more in the heat of mid-July. The vigorous upright shrub has small blue-green mildew-resistant leaves turning dark pink-red in fall. Winter stems are a distinctive reddish-brown color.