However, an occasional feed for your spring flowering shrubs can help with plant health and ensure that your lilacs bloom. Here, plant experts discuss how and when to fertilize lilacs, including ...

Keeping a light layer of natural mulch around your lilac will help deter weeds and preserve nutrients and moisture. Though a moderate use of fertilizer may help your lilac bloom, generally ...

Proper spacing increases air circulation and reduces powdery mildew. Once the lilac is established (2 to 3 years after planting), fertilize every few years with an all-purpose shrub fertilizer. Avoid ...