The Pro Farmer

Powdery mildew

Is a white colored fungus.                              

Powdery mildew on tomato leaves
Powdery mildew on cucumber leaf

 It attacks many crop’s leaves.

It doesn’t need high humidity.                 

The fungus can cover all of the plant’s leaves

Powdery mildew totaly covering cucumber leaves
Infestation of pumpkin leaves by powdery mildew
high infestation of tomato plants by powdery mildew
Watermelon leaves infested by powdery mildew
Pumpkin leaves infested with poedery mildew
Tomato leaf covered by powdery mildew
Melon leaveswith an inoculum of powdery mildew
Pepper leaves infested with powdery mildew

When the leaves are infected, they turn brown and shrivel.

Leaf covered with powdery mildew, and dries

It is recommended to use at least 4 kinds of different pesticides,

and alternate between them every 3 days,

in order to overcome pest’s resistance, and completely exterminate them.

For further information about this, read this post , and this post also.

Best pesticides for Powdery mildew,

Active ingredients:

1. Triadimenol/Triadimefon   

2. Sulfur    


4. Cyflufenamid   

5. Bupirimate     

6. Metrafenone       

7. Trifloxystrobin       

8. Fluopyram

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