Bonide Mancozeb Flowable with Zinc Concentrate will treat botrytis blossom blight and phytophthora blight on peonies applied at 0.88 oz per gal of water or 0.88 fl oz per 1,000 sq ft.
Per the product label, apply in early spring and early fall, drenching soil around plants as well as the foliage. Promptly destory all infected plant parts.
Bonide Mancozeb Flowable with Zinc Concentrate could be used for botrytis on lillies.
As the product label for Bonide Mancozeb Flowable with Zinc Concentrate does not mention anything about tank mixing with insecticides we would recommend waiting one day to apply other products.
Yes. For ornamental plants such as roses, you would use 3 tsp of Bonide Mancozeb Concentrate per gallon of water.