Syringa commonly known as Lilac is a fragrant and popular flowering deciduous shrub. The varieties of commonly grown lilac, Syringa Vulgaris is available in a range of colors, adds beauty and scent to your garden. They grow to about 10 ft. or 3m. and are rather easy to grow. Some of the common varieties are Syringa lavanensis, S. ‘Pale Pink‘; S. ‘Edith Cavell’, S. ‘White’; S. ‘Katherine Havemeyer‘, Syringa ‘Purple’.
Other common varieties include: Syringa chinensis or known as Chinese Lilac has rose-purple flowers; Syringa persica or Persian Lilac has 2 1/2 inch foliage and violet flowers. All like alkaline soil, if your soil is acidy add lime. Thin out weak stems and cut the older stems.