Content
- Common diseases and pests on climbing roses
- Fungal diseases in climbing roses
- Powdery mildew
- gray
- Rose leaf spot
- Rose rust
- blackspot
- Common pests
- Tips
Rose rust is one of the many diseases climbers can visit
Common diseases and pests on climbing roses
They are - especially in the heyday - beautiful to look at: climbing roses. However, these are, like almost all roses, quite sensitive to care mistakes and attract various fungal and deficiency diseases and pests. The following article will tell you what signs to watch out for.
Fungal diseases in climbing roses
So many mushrooms can be avoided especially by the correct casting and fertilizing the climbing rose. This also includes keeping the leaves as dry as possible and not wetting them when they are watering - rose foliage is very sensitive to moisture.
Powdery mildew
The powdery mildew is also called "fine mildew", because it occurs especially in hot and dry summers. An infestation is noticeable by a white, flour-like coating on buds and leaves, but can quite well by fungicides or home remedies (has proven especially a spray cure with a water-whole milk mixture) combat.
gray
The gray mold blight occurs mainly on wet and / or shady sites and is mainly noticeable by a predominantly occurring on the buds greyish mushroom turf. The treatment is carried out by a courageous pruning.
Rose leaf spot
Also, this fungus occurs especially in high humidity (especially if the rose petals can not dry for a long time) on and is characterized by red or black spots with lighter center, which appear primarily on the leaves. Affected leaves should be collected and disposed of with household waste.
Rose rust
The rose rust can be recognized by the typical circular, orange-yellow to orange-red pustules on the leaves. You can prevent this very contagious disease with a good supply of potassium.
blackspot
Good potash fertilization also helps prevent star-arousing infection, which is manifested by frayed, brownish to purplish black spots on the leaves.
Common pests
In addition to the listed diseases, there are a number of pests that prefer Rosen infested. Above all, already weakened specimens are affected, which are additionally debilitated by an infestation. These pests include:
In case of an infestation, the treatment should be carried out as soon as possible in order to prevent a widespread spread. Preferably, the natural enemies of said pests (for example, predatory mites and predatory bugs against spider mites and ladybug against aphids) can be used.
Tips
To prevent especially fungal diseases discarded leaves of the climbing rose should always be matched and removed with the garbage. Fungal spores often stick to the leaves, which survive the winter and provide an infection in the spring.