Much like most common varieties of Hydrangeas, Lilacs’ blooms form on older wood and stems. This can remove the bloom set for spring flowering.

Never prune a lilac bush in the fall, winter or early spring. Doing so can actually highly reduce or even eliminate this year’s blooms. For starters, never prune your lilacs in the early spring before they come out. Both with this year’s blooms, and for blooms next year as well. What you do in late winter and early spring can have a big impact on your lilac’s bloom cycle.

Product Link : Soil Acidifier Additive Avoid Spring Pruning – How To Get Lilac Bushes To Bloom BiggerĪnother issue with lilacs that do not bloom well is they are often incorrectly pruned in the spring. More common is the need to create a more acidic soil. If the soil PH happens to be too acidic, you can add lime or dolomite to the soil to help adjust the acidity the other way. If your soil is out of the 6.5 to 7.0 range, you can use a soil acidifier to adjust the PH of the soil if needed. Inexpensive soil probe PH testers are great for quick soil tests around plants, and can give you a reading instantly. To check soil PH, there is no need for an expensive soil test. Lilacs form their blooms on old wood from the previous year’s growth. If your lilac has had issues blooming in the past, a soil that is out of this range can often be the culprit. Full sun is always best, but at the least, be sure your lilac bush is growing in an area that receives a minimum of 6 full hours of sunlight each day.Īs for soil, lilacs prefer to grow in dirt with a PH that ranges from neutral to slightly acidic (6.5 to 7.0). With all of that long-lasting beauty in mind, let’s take a look at how to get the most from this amazing bush, and more importantly, how to ensure that you have the biggest and best blooms each and every spring! Spring Lilac Care – How To Get Lilac Bushes To Bloom Bigger Locating Your Lilacs For Successįor starters, lilacs need a fair amount of sunlight to reach their maximum potential. So durable that many can grow for up to fifty or more years without issue. Especially when you add in that they are extremely hardy, durable and fairly pest resistant too. With all of that beauty, it’s easy to see why they are incredibly popular to grow. Their large blooms attract all types of pollinators, including butterflies and bees to the landscape. Lilac blooms are not only beautiful to behold, but amazingly fragrant as well.

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