Posts Tagged ‘black spot’

Roses – Black Spot Resistant

Georgia rose growers know all too well the devastation that black spot can wreak on roses. Planting roses resistant to black spot is the best way to avoid problems. The following article lists some of the most disease-resistant roses for...


Rose – Fungicides for Black Spot Control

It’s important to switch fungicides each month to keep rose black spot disease at bay. Swap between chlorothalonil (Daconil), myclobutanil (Spectracide Immunox), triforine (Ortho Orthenex Rose Spray, and propiconazole (Bonide Infuse) every four weeks. Read the label to know the...