As for diseases, the best strategy is to start with disease-resistant cultivars. “Buy ‘fisherman roses,’” Pscheidt said. “The types that you can plant and then go fishing. Breeders are always coming ...

Symptoms often start with small black and dark spots on the upper surface of the rose leaves. The spots often quickly grow and are surrounded by a yellow halo, ultimately leading the leaves to ...

The rose is a favourite addition to a garden, and is fairly easy to grow, but you might just be asking yourself 'why are my rose leaves turning yellow ... as green fly and black fly knowing ...

The fungal infection, which spreads through water, begins at the base of the plant. Round black spots then appear on the rose ...

Black spot is a severe fungal disease characterised by large, dark blotches on the leaves of infected rose plants. It thrives in warm, moist conditions, making it a common issue during the spring ...

Spring is when black spot disease can begin to fester in gardens, but it is easy to prevent and even get rid of if you have ...