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Tomato Spotted Wilt virus is a devastating disease because it has such a large host range and has an impact worldwide. The virus infects 174 known plant species and has cost the green industry greatly. The virus was first found in 1919 in Australia and it is not a seed born disease. It is thought that the disease was spread through cuttings that were shipped from one country to the next. This virus is very hard to …

…impatiens were first infected by the transfer from other greenhouse plants nearby. The best way to control thrips is to have very sanitary conditions. A great number of infections can be attributed to cuttings. Once you see a plant has been infected with Tomato Spot Wilt remove it immediately so it does not spread to other plants. When using tomatoes do not plant peppers near the tomato plant as they can easily infect each other.