Perennial lupine: Tomato Spotted Wilt Virus (TSWV)

Perennial lupine (Lupinuspolyphyllus) with stunting, dark green mottling, and necrotic concentric rings were observed. A new e-GRO Alert describes and provides photos of symptoms caused by tomato spotted wilt virus (TSWV) on perennial lupine. To diagnose TSWV, use a diagnostic test or submit plant samples to your preferred diagnostic lab.

Read the full e-GRO Alert here.

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