She asked us why her river birch leaves were turning yellow and falling off and how she could fix it.
River birch tree leaves turning yellow.
Unlike the expected white bark many associate with birch trees the river birch displays a red tinted bark that peels from the tree throughout the year offering.
If it s still summer and your birch tree leaves are turning yellow the tree is telling you it has a problem.
A close examination of chlorotic leaves will show that while most of the leaf is yellow green the tissue around the major veins is a darker green.
Leaves in the interior of the river birch turn yellow and drop to the ground.
For instance birch trees do not like compacted soil because they have shallow root systems.
Yellow leaves on a river birch.
There are many reasons why you too could see these symptoms.
Is my newly planted tree dying.
Live tree twigs are nimble so they re flexible bendable and much harder to break.
The yellow green foliage is due to a deficiency of iron.
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This is most likely the reason for yellowing leaves in river birch trees.
Try bending a tree branch.
The problem is referred to as iron chlorosis.
In iowa the foliage of the river birch betula nigra often turns a sickly yellow green.
If the tree s dead it will easily snap.
Most birches produce leaves that yellow and drop in fall.
Healthy well established trees should not be seriously harmed by hot dry weather.
That s why you see those wilted yellow or brown leaves.
Run down the checklist below to help diagnose your tree.
The hot dry weather poses a more serious risk to trees in poor health and those planted in the last three to five years.
Other disturbances in the soil cause chlorosis as well.
Compacted soil damages the root system which prevents the tree from absorbing nutrients and turns the leaves yellow.
If trees aren t hydrated the leaves can turn yellow as they try to conserve water.