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Powdery mildew Powdery mildew is easy to identify. It looks like a white powder.

Powdery mildew
Powdery mildew in gerbera

Powdery mildew
An infected leaf

Powdery mildew is a fungal disease. The moisture or humid conditions are favorable for powdery mildew infections. Treat it as you would other diseases garden. Soaps and oils can be effective, and fungicides can be called if the list of powdery mildew among its objectives. If left untreated, powdery mildew can damage the leaves. If left unchecked, you can weaken drastically bonsai.

Powdery mildew
Damage caused by powdery mildew

Sometimes, infections can resemble white drops.

Powdery mildew

Powdery mildew calendula

is less likely than conifers broadleaf varieties is

oídio strike. Japanese maples are very susceptible, like other varieties of deciduous and Stewartia or UME. If you have problems with powdery mildew, moving the affected person to a place that receives more light can help bonsai and ensure not remain too wet foliage. Systemic fungicides can help with difficult cases.

Interested in trying a “green” approach to the management of powdery mildew? Try milk. I have no direct experience with this approach, but a 1:10 mixture of milk and water can be very effective. If you have tried this, let us know how it worked!

This article was originally published on bonsaitonight.com


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