Though several species of the grape mealybug complex have been found to transmit grapevine leafroll virus, it’s the vine mealybug that is most feared. Compared with the other mealybug species, vine mealybug has explosive reproductive capability and can survive on vine roots, making it a potent pest. As of yet, vine mealybug (Planococcus ficus) has not colonized vineyards in Oregon or Washington State, but other mealybug species are found in the Pacific Northwest. Vine mealybug infestations have been found in South Africa, southern Europe, Israel, Chile, New Zealand, and other parts of the United States. Vine mealybug was discovered in […]