In November, 2014, our friend alerted us to a new vineyard pest called the spotted lanternfly and I wrote a blog about it: Spotted Lanternfly (Lycorma delicatula). Here is an update on this destructive pest extracted from The Good Fruit Grower.
This map from the New York State Integrated Pest Management Program is color coded to show where there is an infestation of the spotted lanternfly as well as where the spotted lanternfly has been found.
The spotted lanternfly is a leaf hopper and has a wide host preference, sucking sap from woody plants that include fruit trees and landscape trees, but grapevines appear to be a favorite, along with the invasive and pervasive tree-of-heaven.
The problem with the spotted lanternfly is that the egg mass is gray and difficult to spot. In addition, this insect loves to lay eggs on rusty metal, like a railcar, moving trucks, Christmas trees, patio furniture or apple bins, all of which can help to relocate the pest.
Here is what the lifecycle of this pest looks like:
The infestation on grapes vines looks like a nightmare:
References:
1. Kate Prengaman, The Good Fruit Grower,
Spotted lanternfly a new grape threat, March 7, 2019.
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