Black-eyed Susanne is a hardy climber that suffers less from disease and more from pests. Location and care errors are almost always responsible for the flower not blooming or getting yellow leaves.

Aphids on the black-eyed Susan can be combated with soapy water

Possible diseases and pests

  • mildew
  • root rot
  • aphids
  • spider mites

Wrong location

If the black-eyed Susanne does not bloom, it may not be getting enough light. It needs at least three hours of sunlight, especially during the flowering period.

If the location is too cold, this also affects the black-eyed Susanne. It will then remain rather small and you will probably wait in vain for flowers.

Do not plant or crowd the vines too closely. The air must be able to circulate. Otherwise, powdery mildew and pests will spread to the leaves.

Bad care

The soil in the garden or pot must always be moderately moist. Once the soil surface is dry, Black-Eyed Suzanne needs water. Make sure that water can drain off well so that there is no waterlogging.

If the leaves start to rot, the soil is probably too wet. Provide better drainage to avoid root rot.

If the leaves turn yellow and fall off, you should check the Black-eyed Susan for spider mites and treat an infestation immediately.

Pest infestation during the winter

Black-eyed Susanne is particularly troubled by pests during the winter in the house.

Before bringing the plant indoors, check the leaves for aphids and spider mites on both the upper and lower leaf surfaces.

Get rid of the pests with soapy water or other suitable means. Chemicals that you can get in garden shops often help with spider mites.

Do not put plants infested with pests in their winter quarters

In warm rooms, lice and mites spread particularly quickly and also infest other plants.

Either place an infested black-eyed susan separately or discard it and sow new plants next year.

tips and tricks

Strong plants cope better with a pest infestation than ailing ones. Feel free to give the Black-Eyed Sun some horn shavings to improve soil health. This strengthens the climbing plant and prevents it from being overburdened by lice and mites.

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