Black spot is a pernicious leaf spot disease that is best prevented. Many roses are prone to this malady that starts as small black feathery spots that enlarge and eventually turn your leaves yellow, and finally all the leaves fall off your bush. If your roses loose all its leaves several times in the same year, its health will be compromised. If your rose is tolerant to this disease you can cut off the few diseased leaves, however, if most […]
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