Viral infections are one of the most terrifying of the diseases for dahlia growers and lovers of this great garden flowers. They are easily transferred, and infected plants, can be carriers, while there are no symptoms whatsoever. And viruses can not be treated with pesticides. Whether you're a great breeder or someone with a dahlia in a pot on your apartment deck, the idea of losing your beautiful dahlias for viruses is frightening.
It is useful, say plant pathologists at Washington State University, the identity of the virus that a dahlia know because they differ in terms of the vectors responsible for the distribution, type of damage the virus causes and sources of inoculum and control .
