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 ...

explained that black spot is a fungal disease that impacts rose leaves, while a parasitic fungus causes rust on roses. "My climbing and rambling roses are covered in black spot and rust this year!" ...

Solution: The fungus overwinters in diseased canes and leaves, so remove both ... There are many types of rust that can ...

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 ...

Rose black spot is a fungal disease which is prevalent in spring time and it can cause black 'splodges' on the leaves of the plant. It thrives in warm, wet conditions which is why this time of year is ...

According to Ashridge Nurseries, rose shoots affected by replant disease “will be thin, spindly, with short intervals between leaf nodes”. Some leaves might be reasonably healthy looking ...