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Lillian writes

Can I use Bonide Liquid Copper Fungicide on Hostas?

Answer:

Bonide Liquid Copper Fungicide Concentrate is labeled for use on Fruits and Vegetables, Ornamental Plants, Roses and Lawns. This product is labeled to treat for blackspot, downy mildew, gray mold(botrytis), leafspots, powdery mildew and rust on rose and ornamental shrubs. Please refer to the Application Notes on page 9 of the product label for more information. 

Answer last updated on: 08/21/2021

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