Tomato Spotted Wilt Virus in Tomatoes

Tomato Spotted Wilt Virus in Tomatoes

By Jerry Brust, UME

A few high tunnels and even a couple of tomato fields have been found with tomato spotted wilt virus (TSWV) in Maryland. The high tunnel finds were not too surprising

but the fields were, as we usually do not see field infections until much later into the season. TSWV has also been found in greenhouse and field production of cut flowers. So it appears this virus is more common this year than it usually is, most probably due to greater thrips populations being present in our greenhouse production areas.

Fig. 1 Tomato leaves with TSWV symptoms

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