In this video I address a question of what to do with completely defoliated rose in the fall. I got myself used to the fact that I will always have black spot in my garden due to high humidity in our area coming from the ocean. I use organic sprays to control black spot.
University of Tennessee Resistance Screening Program -
https://utia.tennessee.edu/sppc/wp-content/uploads/sites/129/2020/06/RosesResistantToBlackSpotAndCercosporaLeafSpot.pdf
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