Growing roses in Washington state : common disease and insect problems
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Roses are easy to grow in Washington State gardens, but they can be impaired by numerous disease and insect problems. These pests may require some management to keep the shrubs in good health and looking attractive. Some of the problems can be avoided with sound rose care. The most common disease and insect problems that occur on roses in Washington are listed below. Rose disease and pest management is best accomplished by prevention.