I Have Your Info On Bordeaux Fungicide Recipe, But There Is No Copper Sulfate. What Horticultural Oil Or Horticultural Soap Do Yo

Question

u recommend to use with baking soda ? I am in Zzone 6 and it will be used to combat European Brown Rot on four grape vines. I don’t know what other information you would require.

Answer 1

We don't make brand recommendations, but fungicides work best used as a preventative. Pruning out diseased vines and good cultural control and cleanup of leaves and fruit on the soil will help prevent it next year. These articles will help:
https://www.gardeningknowhow.com/edible/fruits/grapes/treating-grapevine-problems.htm