Rose Care – Black Spot on the Roses

This week in the rose garden I discovered some black spot on the leaves of a couple of the rose plants. Part of rose care is managing rose diseases as soon as they appear on the plant. We’ve just had 3 days of rain here so there’s a lot of humidity in the air. The perfect condition for black spot to make its appearance. Black spot is the scourge of rose gardeners who grow roses in humid coastal climates like Sydney. Read more »