Diseases of the Phalaenopsis

What do butterfly orchids often suffer from?

Probably the most common diseases in Phalaenopsis are sunburn and root rot. The former occurs easily when the Phalaenopsis is in a south window with direct sunlight over midday. Root rot, on the other hand, is mostly caused by too frequent to water. In both cases, however, there is easy help if the damage is discovered early.

Leaf spot diseases can sometimes easily be mistaken for sunburn, but the triggers here are fungi of the genera Cercospora and Colletotrichum. In the event of an infestation, yellowish, reddish, brown or black spots appear on the leaves, often with a dark border. In the case of the mosaic virus, spots initially only appear on the underside of the leaf. Infested plants can hardly be saved.

Common diseases in the Phalaenopsis:

• Leaf spot disease
• Crinkle or accordion chews
• Mosaic virus
• sunburn
• Black or root rot

How are sick phalaenopsis treated?

Check the phalaenopsis for any visible Pests and on wet roots. Pests can usually be combated biologically. You should get wet roots cut off. Fungicides help against fungal pathogens, but only on slightly to moderately affected plants. It is best to cut off the affected leaves immediately to prevent the pathogen from spreading. If the infestation has progressed too far, treatment is often no longer successful.

Can I protect my Phalaenopsis from disease?

You can prevent your Phalaenopsis from getting sick or attacked by pests in the first place. The most important thing for this is a suitable one Location. It should be warm and bright, but not expose the Phalaenopsis to direct sun.

In addition to the location, good care is of course also important for healthy plants. In the case of the Phalaenopsis, this is moderate watering and careful handling fertilizer. Too much of both harm the delicate orchid as well as cold drafts.