Blackberries

Question

What does it mean when some leaves on my blackberry bushes look a little rusty color. What can I do about it? These are new bushes just planted about 1 week ago.

Answer 1

Sounds like Rust fungus. These links will help you.

https://extension.oregonstate.edu/pests-diseases/weeds/blackberry-rust-fungus-possible-new-biological-control
https://www.gardeningknowhow.com/plant-problems/disease/learn-about-plant-rust-disease-and-rust-treatment.htm