Content
- Diseases that make life difficult for the sweet cherry
- The shotgun disease and the spray spot disease
- Monilia - again a bad mushroom
- Other diseases in sweet cherries
- How to prevent the diseases
- Tips & Tricks
Diseases that make life difficult for the sweet cherry
A tragedy: The leaves turn yellow, dry out and fall off. The flowers are withered, a rich harvest moves into the distance ... Quickly from the vitality radiant sweet cherry can become a sick misery. In most cases, mushrooms are the culprits.
Previous article Cutting the sweet cherry: that's what it's all about!The shotgun disease and the spray spot disease
The most common disease in sweet cherries is shotgun disease. It may already begin in May that this disease caused by fungus causes expresses itself. Reddish brown spots appear on the leaves. Eventually, the stains will make holes and the leaves look riddled with shot. Then they dry up and fall off.
Similar to the shotgun disease is the spray spot disease. Here are smaller spots that make the foliage unattractive. They are reddish to violet colored. On the underside of the leaf you can see the yellowish-white spores of the fungus. This disease can also be transmitted to the fruits of the sweet cherry.
Monilia - again a bad mushroom
Monilia is well-known and also enjoys sweet cherries. Here are the flowers, leaves, shoots and / or fruit infested. The flowers turn brown in spring and fall off. The new shoots dry out and the leaves are discarded. Here helps a radical pruning.
Other diseases in sweet cherries
Less common are diseases such as tree crab, bacterial blight and rubber foot. The fruit tree crab (a mushroom pathogen) infests the wood and the bark. It then thickening. Bacteria firing, which can manifest itself in depressions on the branches, can lead to the dreaded rubber foot (tissue dissolves and the cherry gradually dies).
How to prevent the diseases
Mainly stress and nutrient deficiency are the cause for the emergence of diseases on the sweet cherry. Give the sweet cherry opportunity to build a natural self-protection. This means: Do not choose heavily overbred varieties, no artificial fertilizer and no chemical fungicides, etc.
The following measures have a preventive effect against diseases:
Tips & Tricks
Some varieties such as 'Dönissen Yellow Cartilage', 'Maibigarreau' and 'Tilgener's Red Heart Cherry' are particularly resistant to disease.
KKF