![]() ![]() ![]() Frequently Asked Questions What is the best way to save a dying lilac bush? Once the roots of a young plant have formed themselves and the weather is not too warm, your lilac bush may only require irrigation once or twice a month. Young lilacs (just under a year old) are chronically dehydrated before their roots have an opportunity to establish themselves and may gradually turn brown if submerged, predisposing them to infection.Īmongst the most critical parts of lilac care is their moisture requirement.ĭuring the hot summer months, they'll require a little extra water.Ĭheck on your plant regularly and water it when the top bit of soil feels dry to the touch. Utilize them 2 or 3 times in 1 to 2 weeks, as leaf growth begins before the bacterial blight takes hold. To help keep bacterial blight at bay, use a copper fungicide with a mancozeb-containing fungicide. Learn also Top 13 Species of Plants With Spiky Leaves (+ Their Photos) Diagnosis And ControlĮliminate afflicted foliage with clean, purified shears and cull the branches back about 10 to 12 inches underneath the observable infestation.īlight can be extremely infectious and difficult to eradicate.ĭisinfect or discard pots, gloves, equipment, or anything else that has interacted with this ailment, or it will spread like wildfire. To save the plant, you'll need to be very comprehensive with your trimming. It may appear to be a bummer to cut your lilac back so vigorously, but it is the only way to correct the situation. The whole lilac could shrivel and die if you don't do this. You'll need to drastically cut all of the disease-ridden segments of the plant to save all the rest of it. When your lilac is displaying symptoms of bacterial blight, the best approach is to prune it aggressively. How To Stop Lilac Bushes From Turning Brown Wilting is a clear indicator that the plant's health is deteriorating and maybe getting killed. The signs may spread to the stems as the disease progresses, transforming them into black and wilting. The patches can cause the foliage to twist by enlarging and deforming them. If your lilac is very old, you might have to cull the sections all the way down to the soil this will remove the browning, promote new progress, and revitalize your plant over time.īacterial blight, also renowned as Shoot or Blossom Blight, is caused by inappropriate fertilization, wildlife harm, or prolonged drought this can affect a variety of lilac cultivars, with some research indicating that white lilacs are particularly vulnerable.īrown marks on leaves and roots are caused by bacterial blight. Some mature sections will die and need to be trimmed until all dead matter is eliminated. Since the aged branches of your lilac bush are dropping dead back, components of it may be turning brown. Older stems will innately turn brown if your foliage is developed. Learn also 6 Different Types of Palm Trees in Arizona (With Pictures)ĭo not over-fertilize young species because too much nitrogen promotes disease severity.
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