Roses (Rosa sp.) are susceptible to a number of pests, diseases and disorders. A
large number of the problems affecting roses are seasonal and climatic.
Rose rosette disease, also known as witches'-broom of rose, is a virus or virus-
like disease, that is spread by a microscopic eriophyid mite. The main symptom is
Properly identifying rose pests and common fungal problems is the first task
when implementing an organic control program.
A variety of plant pathogens can attack roses. The most common problem in
California is powdery mildew, but a number of other diseases including rust,
Prevent rose problems
before they occur by:
Where you are gardening plays an important role in which roses
you should be growing. A mildewed leaf that falls and remains on the ground will send spores to the rest of the plant. Unfortunately, pesticides aren’t particula... More »
insect and disease problems on roses than most rose growers in other parts of
the ... When tender new growth appears on roses in February, aphids are not far
Mar 17, 2015 ... There are some frustrating diseases that will attempt to attack our rose bushes
when the circumstances are right for them to get going.
Roses are susceptible to a number of disease and insect pests. Roses may
survive without a basic pest control program, but they may not be very attractive.
Roses are vulnerable to many diseases. Fortunately, few of these diseases are
common in Minnesota. Black spot, powdery mildew, and Botrytis blight may afflict
Jul 5, 2014 ... Roses seem to suffer from more than their fair share of problems. It is probably
partly because this much-loved plant is so widely grown, often in ...