The table below is not intended to be a comprehensive list of all invasive species in Maryland, but includes species of concern to the Maryland Invasive Species Council (MISC). This list includes all updates approved as of the April 18, 2024 MISC meeting.
| Scientific Name | Common Name | Order | Regulated in Mid-Atlantic / US |
|---|---|---|---|
| Adelges tsugae | Hemlock woolly adelgid | Hemiptera | USDA |
| Agrilus planipennis | Emerald ash borer | Coleoptera | USDA |
| Anoplophora glabripennis | Asian longhorned beetle | Coleoptera | USDA |
| Aproceros leucopoda | Elm zigzag sawfly | Hymenoptera | N/A |
| Cydalima perspectalis | Box tree moth | Lepidoptera | N/A |
| Cyrtepistomus castaneus | Asiatic oak weevil | Coleoptera | N/A |
| Drosophila suzukii | Spotted wing drosophila | Diptera | MD, USDA |
| Exomala orientalis | Oriental beetle | Coleoptera | N/A |
| Halyomorpha halys | Brown marmorated stink bug | Hemiptera | USDA |
| Harmonia axyridis | Multicolored Asian lady beetle | Coleoptera | N/A |
| Linepithema humile | Argentine ant | Hymenoptera | N/A |
| Lycorma delicatula | Spotted lanternfly | Hemiptera | DE, PA, USDA |
| Lymantria dispar dispar | Spongy moth | Lepidoptera | VA, WV, USDA |
| Maladera castanea | Asiatic garden beetle | Coleoptera | N/A |
| Mantis religiosa | European/praying mantis | Mantodea | N/A |
| Megacopta cribraria | Kudzu bug | Hemiptera | N/A |
| Monomorium pharaonis | Pharaoh ant | Hymenoptera | N/A |
| Murgantia histrionica | Harlequin bug | Hemiptera | USDA |
| Nylanderia fulva | Tawny crazy ant | Hymenoptera | N/A |
| Operophtera brumata | Winter moth | Lepidoptera | USDA |
| Otiorhynchus sulcatus | Black vine weevil | Coleoptera | USDA |
| Pieris rapae | Cabbage white | Lepidoptera | USDA |
| Pityophthorus juglandis | Walnut twig beetle | Coleoptera | USDA |
| Popillia japonica | Japanese beetle | Coleoptera | USDA |
| Pryeria sinica | Euonymus leaf notcher | Lepidoptera | N/A |
| Pyrrhalta viburni | Viburnum leaf beetle | Coleoptera | USDA |
| Rhagoletis cerasi | European cherry fruit fly | Diptera | USDA |
| Sirex noctilio | Sirex woodwasp | Hymenoptera | USDA |
| Solenopsis invicta | Red imported fire ant | Hymenoptera | PA, VA, USDA |
| Tenodera angustipennis | Japanese mantis | Mantodea | N/A |
| Tenodera aridifolia | Chinese mantis | Mantodea | N/A |
| Tomicus piniperda | Larger pine shoot beetle | Coleoptera | VA, USDA |
| Trogoderma granarium | Khapra beetle | Coleoptera | USDA |
| Xyleborus glabratus | Redbay ambrosia beetle | Coleoptera | USDA |
| Xylosandrus crassiusculus | Granulate ambrosia beetle | Coleoptera | USDA |
| Xylosandrus germanus | Black stem borer | Coleoptera | USDA |