Invasive Insects

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Updated: September 7, 2021

Spotted Lanternfly Management for Residents

Spotted lanternfly (Lycorma delicatula) is an invasive sap-feeding insect native to eastern Asia. It was first detected in Maryland in 2018.
spotted lanternfly side view
Updated: May 27, 2021

Asian Longhorned Beetle

Asian longhorned beetle (ALB) is a very serious exotic insect pest that was introduced in solid wood packing material from China. It is known to attack 29 species of deciduous hardwood trees.
asian longhorned beetle
Updated: May 12, 2021

Emerald Ash Borer (EAB)

Emerald Ash Borer (EAB) is an exotic invasive insect that is a serious threat to Maryland ash trees. It has killed many millions of ash trees across the Mid-West and Eastern U.S.
emerald ash borer
Updated: May 7, 2021

Asian Giant Hornet

Asian giant hornet (Vespa mandarinia) has not been found in the Mid-Atlantic region; however, there are many other species of large wasps that are found in this area. 
Asian giant hornet pinned sample
Updated: May 5, 2021

Japanese Cedar Longhorned Beetle

Japanese cedar longhorned beetle is an invasive insect that was first detected in Maryland in 2011.
japanese cedar longhorn beetle adult
Updated: May 5, 2021

Euonymus Leaf Notcher

Euonymus leaf notcher is an invasive insect and pest of ornamental euonymus plants.
euonymus leaf notcher
Updated: March 1, 2021

Tips for Dealing With Brown Marmorated Stink Bugs

Tips for managing brown marmorated stink bugs inside and outside of your home.
brown marmorated stink bug
Updated: February 26, 2021

Kudzu Bug

Kudzu bug is an invasive insect that has also been found in Maryland on the Eastern shore, in southern and central Maryland.
kudzu bug adult
Updated: February 25, 2021

Brown Marmorated Stink Bug - Frequently Asked Questions

Answers to common questions about brown marmorated stink bugs
Updated: February 25, 2021

Brown Marmorated Stink Bug

The brown marmorated stink bug (Halyomorpha halys) is an invasive insect that has become a fairly common pest in North America. It is a nuisance pest in homes and gardens.
brown marmorated stink bug