Does copper or peroxide work better as a fungicide?

Peroxide is not labeled as a fungicide. Retired UT Extension Agent Mike Dennison says because it is not labeled, he can not recommend it. He says you should use labeled fungicides according to label directions, especially on vegetables because you will be eating them. ​

Related Videos:
Fungicides
​Mixing and Applying Fungicide

​Related Resources:
How to get the most out of your fungicide sprays
Best Management Practices for Copper Fungicide Use​