Its flowers are extremely fragrant, come in various flower types and in an array of colors from white to purple. Cultivars grow from 8 to 20 feet tall. Descriptions Lilacs are selected and described by both their flowering and foliage characteristics. The general classes of flower colors of lilacs are white, violet, blue, lilac, pink, red and purple. These petal colors may overlap in shades and tones and some are bicolor, such as found in the cultivar 'Sensation'.
Cultivars can vary in flower color shades because of weather, year, soil and location differences.
Flower Type Individual flower structure is listed as single or double. A single has four petals while the double has multiple sets of four petals. Shape of Plant Plants can vary in shape or form. They may be rounded, vase-like, tall and spreading, tall and straight or intermediate between these shapes. Time of Flowering Flowering time is highly dependent on the species, cultivars and spring weather conditions.