John from Jeffersonville, In writes
For treating black spot on hybrid tea rose's. If any discoloration occurs, is it just temporary?
According to the label, Southern AG Liquid Copper Fungicide may cause discoloration of foliage and/or blooms has been noted on some varieties of roses, when treating for black spot. We recommend reaching out to the manufacturer directly for clarification on this point. Southern AG can be reached by calling 941-722-3285, or by visiting their website's contact page here.
Answer last updated on: 07/26/2021