Growing beans is simple to work on as long as the basic cause is identified and the requirements for planting green beans are met. Most of the time,some problems come up during growing beans and are likely to become insistent.
Having an idea about common bean problems and utilizing the critical bean tips are essential defence lines when this issue arises.
The green beans are demanding from the point of view of temperature. But they are
just as important when it comes to water needs. They appreciate fresh soil and regular watering, without excesses, throughout their cultivation.
The requirements are even higher at the time of flowering that precedes pod formation due to dry soil or the effect of hot and dry winds and pods are partial.
BACTERIA AFFECTING GREEN BEAN LEAVES
There are mostly different species of bacteria of the genus Pseudomonas that attack green beans. The symptoms are in the aerial parts, with the same situations. The bacteria we find in wounds of the
leaves are entrance doors to contaminate the plant.
First, a stain appears, taking an elongated shape, surrounding itself with
a lighter halo. The pods are canal-side affected, in which case they show green gelatinous spots, similar to cankers.
Read also: What Causes Yellow Leaves On My Green Beans?
THE MOST COMMON DISEASES OF BEANS
The anthracnose is a disease favoured by humidity, which initially appears on the
stems of plants and manifests itself with notches, initially superficial and then
deeper.
Also, on the leaves and pods, you can notice the dark circular apertures of the fungus, and in general, it can lead to lodging, or they fall to the ground, of the plants.
Rust is recognized by the presence of many small dark brown pustules on the leaves and also on pods. Grey Mould, which mainly affects greenhouse crops, but not only, and manifests itself with large spots which then tend to dry up the entire leaf, which covers the classic mould.
Bacteriosis is a bacteria that causes diseases commonly called “spots”. This is because they cause symptoms, the appearance of many small spots, clearly visible on the affected organs.
HOW TO FIGHT AGAINST ORGANICALLY
In case of an intense infection, destroy all plants without hesitation. Do not save seeds from the affected plant pump. It will be easier to perform well uniform treatments without tiring and taking a short time.
Read also: Learn why the leaves of the bean are turning yellow
HOW TO PREVENT GREEN BEANS LEAVES PROBLEM
Bacteria or even fungi are transmitted from plant to plant mainly in several ways, sometimes from year to year if the soil remains in place. Contaminated seeds or plants residues, tools, insects, or even the ground itself are possible vectors.
Therefore, to prevent green bean disease, plant varieties are resistant to diseases, including mosaic or certified virus-free. Disinfect the garden tools regularly. You can make use of 10% diluted bleach solution which is about 100ml bleach per 1 litre of rainwater.
If your green beans are cultivated in a pot, clean the pots carefully at the end of the crops to avoid leaving residues in the ground. Eliminates plants without delay that shows the first viral or bacterial symptoms so that the disease will not infect the rest of the plants.
Fight against aphids without delays. Play the crop rotation card to the fullest. It is beneficial to wait for 4 years before cultivating again.
Tip: Learn more on how to fix yellow leaves on bean
IN CONCLUSION
In addition to the necessary preventive measures and the good organic grower should always try to implement. We can create treatments based on products of natural origin.
It is important to determine the root cause of the problems on green beans, whether it is a disease or an insect in such a way it would be easier to act accordingly at the first manifestations of the problem on green bean leaves.
Green beans prefer warm weather, full sun, and well-drained soil to avoid the problem that may affect the green beans.
References
- “Quick guide to insects and diseases of beans” retrieved from here
- PlantVillage “Bean” retrieved from here
