Recognize and treat diseases and care errors in the hibiscus

Recognize and treat diseases and care errors in the hibiscus

Leaf spot fungus

You can recognize the leaf spot fungus by the irregular, brownish spots on the leaves. The infected leaves are removed. No special treatment is necessary.

also read

  • Yellow leaves on the hibiscus
  • Diseases in the plum tree: identify, treat, prevent
  • Diseases in the quince tree: recognize and treat

Leaf thickening

Thickened leaf nerves can be found in the indoor hibiscus, bot. Hibiscus rosa sinensis, occur. Although they do not damage the plant directly, the affected leaves do not look beautiful either. The cause of this deformity is a wrong location. If you place your plant in a warmer place, the thickening will recede by itself.

Yellow spot disease

Individual yellow spots on the hibiscus leaves indicate yellow spot disease. This viral disease is easily transmitted to neighboring plants, so you should put the affected hibiscus as individually as possible until it has recovered. You have to remove affected leaves immediately and dispose of them in the household waste.

Chlorosis

Yellowish colored leaves can come from chlorosis. The cause is a lack of nutrients and an unsuitable location. Often the hibiscus is too dark and too cold, a warm, light place on the windowsill helps here, but not in the blazing sun. Liquid fertilizer and, in the case of garden hibiscus, additional compost provide your hibiscus with sufficient nutrients.

Damage from pests

Pests such as aphids and spider mites can also weaken the hibiscus. These usually suckle on buds and fresh shoot tips and have to be collected immediately. The plant is then treated with home remedies or special pest control products from the garden or hardware store.

Errors

Alleged plant diseases often turn out to be avoidable care errors.

  • If the hibiscus sheds its flowers, it is not a plant disease. That is more due to

    Lack of water, stress or moving the plant.

  • If the hibiscus leaves its leaves hanging or if it throws them off, you should just water it again. The garden marshmallow in particular suffers from longer, dry phases.
  • Wilted, curled and possibly yellowish leaves are caused by waterlogging. So that not at all

    only forms, you always pour off excess water in the pot or saucer. Are against it

    Roots affected by rot, only repotting helps.

Tips & Tricks

No matter what diseases your hibiscus is infected with, affected leaves do not belong on the compost. Viruses in particular could thus spread to other plants. Instead, it is imperative that diseased leaves be disposed of with household waste.