Dieback on artichoke plants due to powdery mildew, caused by Leveillula taurica.

Dieback on artichoke plants due to powdery mildew. Credit: Steven T. Koike, Director TriCal Diagnostics
Dieback on artichoke plants due to powdery mildew, caused by Leveillula taurica. Credit: Steven T. Koike, Director TriCal Diagnostics