Lilacs are not only beautiful but they add beauty to your garden. They provide shade, they attract bees and butterflies, and they make a nice addition to any landscape. However, if left unchecked, these flowers can become invasive and cause problems for homeowners. The problem with lilacs is that their growth rate increases over time which makes them difficult to control once established. A few years later there may be several acres of lilacs in your yard!

The best way to get rid of lilacs is to cut them back every year until they no longer produce new shoots. If you don’t do this, then eventually the whole area will be covered with lilacs. You’ll have to use some sort of herbicide or insecticidal soap on the foliage so it doesn’t turn brown and die off completely. Another option is to dig up the plants and burn them, but that’s just wasteful! There are other ways too though.

You could plant something else instead. For example, you might want to try growing strawberries or tomatoes in the space where lilacs used to grow. Or maybe you’d like to try planting some herbs in the place where lilacs used to grow. Whatever you decide, make sure that when you’re done with your landscaping project, all of the weeds are gone and there aren’t any new ones popping up!

There are several ways that you can prevent the growth of new lilacs in your yard or garden. One way is to use an appropriate herbicide such as glyphosate. This chemical is very effective for killing off new and even established plants. Always read the label and make sure that you can apply it to the plants that are currently growing in your yard or garden. You should also carefully follow all of the directions for mixing, application rate, and other factors.

If you don’t want to use an herbicide, then you might try deep mulching. This method involves spreading a thick layer of material over the top of the soil in your yard or garden. The plants won’t be able to reach down far enough to get the nutrients that they need to survive and they will slowly die off. You’ll have to replace the mulch every few years, but it’s fairly easy to do.

You might also want to try putting up some fences in your yard or garden area. The fences will prevent the lilacs from spreading out into your yard and they’ll keep your livestock and other animals contained as well.

If you’re really ambitious, you could try hand-digging up all of the lilac plants that are currently growing on your property. Then you can replant something else in that space, such as a nice shade tree. Another idea is to turn that space into a nice flower garden. The only problem with this idea is that you’ll have to constantly be on the look out for new lilacs sprouting up and you’ll need to keep all of your flowers well maintained if you don’t want them to suffer from lack of nutrients and water.

Whichever method you use to get rid of the lilacs, be sure to take care before, during, and after the fact. Many plants and animals are susceptible to different chemicals or changes in their environment. If you aren’t careful, you could end up killing more than just the weeds!

Whatever you do, don’t give up. If you put your mind to it, there’s no reason why you can’t be successful in eliminating the lilacs from your yard or garden. Best of luck!

Created by Renée Miller


Sources & references used in this article:


Herbaceous perennial plants: A treatise on their identification, culture, and garden attributes by AM Armitage – 2008 –

The telltale lilac bush and other West Virginia ghost tales by RA Musick – 1965 –



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