A lack of nutrients or an oversupply leads to leaf damage
Too much or too little of certain nutrients often causes leaf discoloration, deformation of the foliage or stunted growth of individual leaves. If the foliage turns brown from the edge and eventually falls off, in many cases it became too strong fertilized.
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The pH of the soil also influences the growth of cherry laurel. If this value is in the strongly acidic or basic range, the cherry laurel reacts with brown edges of the leaves. To rule out this cause, you should have a soil survey carried out.
Black weevil feeding damage
If you can rule out a care mistake, you should search the bushes with a flashlight after dark. The brown edges and tips of the leaves could damage the Vine weevil his favorite food is woody trees with somewhat coarse leaves. It is not the beetles themselves that are dangerous for the laurel cherry, but the larvae living in the ground, which damage the roots and thereby massively weaken the plant.
The shotgun disease
Even if the Shotgun Sickness usually shows in the early stages as black dots on the leaves, you should think of this fungal disease if the tips and edges are brown. If you look closely, you will find point-like lightening next to the brown edges of the leaves the foliage, which later turns reddish brown and is finally repelled by the plant will.
Tips & Tricks
If the leaves turn brown from the edge inwards, this could be due to a lack of potassium. Fertilize In this case you can use the cherry laurel Comfrey manure, deposited manure or wood ash, as all of these fertilizers contain a lot of potassium.
