Cold and drought to fight the fungus gnat
Two measures are particularly worthwhile if your plant suffers from a sciarid gnat infestation:
- Put the plant outside
- Prevent moisture
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Put the plant outside
This treatment does not involve any chemical agents, nor do you have to Home remedies use. Just trust nature and put your affected plant outside over night in winter. The pests don't like the cold at all and they quickly run away.
Note: Of course, this method of combating the fungus gnat is only recommended if your plant is frost-resistant.
Prevent moisture
In warm rooms there is usually a high level of humidity. Know your Potting soil If also moisture, fungus gnats find an optimal breeding place here. Prevent access to damp soil by drying a layer sand put on the substrate. No job should remain free. You should also avoid stuffy heating air in the apartment.
Control in the greenhouse
Unfortunately, a greenhouse is characterized by high humidity and a humid climate. On the one hand, these prerequisites help many plants to grow better, but on the other hand, it also promotes fungus gnat infestation. There are also two options here to regulate the air conditions somewhat:
- Ventilate regularly
- Subdivide plantings
Ventilate regularly
Avoid excessive humidity by tilting the windows of your greenhouse once a day. Sufficient plant spacing also ensures sufficient air circulation.
Subdivide plantings
There are also plants in the greenhouse that like it more or less sunny. Group your plants according to their location preferences so that you can contain widespread infestation.
