University of Maryland Extension


Spotted Lanternfly

The spotted lanternfly ( Lycorma delicatula ) is a new invasive pest insect in the Mid-Atlantic. It has the potential to be an important pest on several important crops. It has been detected in several states that border Maryland, but has not yet been detected in Maryland. This publication...

Spotted Lanternfly (SLF) II - Scouting and Management

Timely Viticulture Timeline - Mid Season, Pre-Harvest, and Harvest
The Spotted Lanternfly (SLF) is not currently a problem in Maryland, but has the potential to be a very significant pest. For background information, please see the TimelyVit Spotted Lanternfly (SLF) I—Background , for basic information. This Timely Viticulture was created to give growers...

Spotted Lanternfly (SLF) I—Background

Timeline: Timely Viticulture - Mid Season, Pre-Harvest, and Harvest
The Spotted Lanternfly (SLF) is not currently a problem in Maryland but has been verified in Pennsylvania, New Jersey, Delaware and Virginia; so it is just a matter of time. The full impact on vineyards and wine quality potential of this newly introduced pest is unclear. What is clear at this early...

Grape Berry Moth

Timely Viticulture: Mid Season and Pre Harvest
Although the Japanese beetle is rapidly moving to the top of the list in many areas of Maryland the grape berry moth (Paralobesia viteana; GBM) has typically been the most significant insect pest in the vineyard due to its direct and indirect damage to the berries and clusters. GBM is native to...

Sphecid Wasps

Sphecid Wasp
Sphecid wasps are a diverse group of solitary wasps that show up in mid to late summer. You will see them around their nests, hunting bugs and taking nectar from flowers. They have been seen in Carroll County on the flowers of Culver’s root and sweet pepperbush and frequently pollinate other later...
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