Laburnum - beautiful and robust
From a horticultural point of view, the laburnum, or laburnum in Latin, is an extremely rewarding ornamental shrub. It makes hardly any demands on its location and nevertheless produces beautifully beautiful and intensely fragrant blossoms every year. It is also great that it is very little susceptible to diseases and pests. And if he does get sick or attacked by parasites, it is usually not very difficult for him. He gets over many ailments on his own and does not need any special treatment.
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Possible diseases and pests that should be treated include:
- Galena
- Spider mites
- Aphids
Galena
The galena is a fungal disease that is noticeable by the leaves turning gray. As with most diseases that can affect the laburnum, the cause of galena is usually too wet and cold soil. In any case, avoid excessive watering. As a rule, the laburnum does not require any additional water.
measures
You can master the galena by removing infected shoots with a clean knife that has to be cleaned again and again between cuts. It is best to seal the interfaces.
Spider mites
The little red, yellowish, or greenish ones Spider mites are with bare eye recognizable - and above all they cover their plant host with their silvery thread webs. They suck on the plant, usually sitting on the underside of the leaves, and can certainly weaken it.
Aphids
Aphids can also be seen with the naked eye and are characterized by their black to green or yellowish-orange color and a floury coating. Aphids also suckle their plant host's juice.
Measures against pests
With both spider mites and aphids, you can thoroughly search the laburnum and remove the infected shoots as completely as possible. Here, too, a cut seal is recommended.
Instead of mechanical removal and to avoid the pruning of branches, which the laburnum does not tolerate well, you can of course also use an insecticide. The targeted use of beneficial organisms such as Predatory mites or gall mosquitoes, which you can buy in specialist shops. Lace flies or ladybird larvae are also suitable for aphids.
