Earlobe disease on the azalea

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What is Azalea Earlobe Disease and How to Treat It?

Earlobe disease on azaleas is caused by the fungus Exobasidium japonicum and manifests itself as thick, bulging growths on leaves. To treat, remove affected parts of the plant and take care of healthy care to prevent re-infestation.

What causes earlobe disease on azaleas?

Earlobe disease is caused by the Exobasidium japonocum fungus triggered. The Mushroom spreads inside the plant off and causes an extraordinarily expanding cell division, which manifests itself in bulging or fleshy outgrowths on the leaves or twigs. In fact, the fungus grows between the cells (intercellular) and feeds on individual sinkers from the inside of the cell. As it spreads, a whitish coating forms on the growths. Due to increased humidity, the fungus likes to attack densely overgrown parts of plants in the lower area.

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How does azalea earlobe disease manifest itself?

Earlobe disease lives up to its name. suffers azalea under the mushroom, you can tell by the

strangely deformed leaveswho like thick, bulging earlobes look. The yellowish-green ones growths are clearly visible on the young leaves of the plant. Older leaves are less affected. A whitish coating later forms on the infected plant parts, which are caused by the fungal spores. If these are already visible, you should act quickly and be meticulous about not spreading the spores any further.

How do I save my azalea that has earlobe disease?

Since the fungus mostly in the buds of the azalea overwinters and breaks out with the first warm, damp days, you should regularly check your plant for external signs as early as April and May check. If you discover an infestation, you should die remove affected parts immediately. Use sharp, disinfected scissors for this and dispose of the sections in the household waste. Under no circumstances should infected leaves end up in the compost, as they can spread further there and infect other plants.

How do I prevent azalea earlobe disease?

If your azalea with the right oneCare keep healthy and strong, it is more resistant to diseases and pests. Should the earlobe disease then break out, mechanical removal of the affected parts of the plant is often sufficient and requires no further treatment. In general, azaleas require the following care:

  • Pour Regularly spray the plant with rainwater or low-lime tap water to keep it moist at all times.
  • Avoid waterlogging and direct sunlight.
  • Fertilize They do it about every two weeks in the summer.

Tip

These types of azaleas are particularly vulnerable

The Japanese azaleas (Azalea Japonica) "Brilliant", "Diamond" and "Mother's Day" are extremely sensitive to earlobe disease. If your azalea is one of these varieties, you should pay special attention to it. Check the plant at short intervals and regularly remove affected plant parts such as leaves, buds, flowers or branches. If the fungus does not disappear, ask a specialist dealer for a suitable fungicide.