Trials in field and GH; Treatments: Frass by Grubbets (black soldier fly frass) 2 g/kg & 4 g/kg (only in GH trial), Soil IPM Plus (chitosan, yucca plant extract & citric acid) 0.088 ml/kg, a tank mix of Regalia (Extract of Reynoutria sachalinensis) 0.25 ml/50 ml water + Actigard (acibenzolar s-methyl) 25 mg/L water (only in GH), Regalia 30 ml/gallon (only in field), Actigard 25 mg/L(only in field), untreated control

Application method: Frass by Grubbets and Soil IPM Plus were applied by hand mixed in soil whereas Actigard + Regalia was applied once by soil drench at transplant

Results: None of the test treatments significantly reduced zucchini yellow mosaic virus in greenhouse whereas Regalia showed reduction in disease both at 3- and 4-weeks post inoculation.