List of invasive plant species in Connecticut
# List of invasive plant species in Connecticut

Scientists at the University of Connecticut together with principals at the Connecticut Department of Energy and Environmental Protection (DEEP) have identified numerous plant species that pose a threat to habitats, human health and economy. The list below is a partial inventory of non-native species that are considered to be an existing threat or potential threat.

## Terrestrial Plant Threats

| Scientific Name | Common Name |
| - | - |
| Acer platanoides | Norway maple |
| Ailanthus altissima | tree of heaven |
| Alliaria petiolata | garlic mustard |
| Ampelopsis glandulosa | |
| Aralia elata | Japanese angelica tree |
| Berberis thunbergii | Japanese barberry |
| Celastrus orbiculatus | Oriental bittersweet |
| Centaurea maculosa | spotted knapweed |
| Cirsium arvense | Canada thistle |
| Egeria densa | large-flowered waterweed |
| Euonymus alatus | winged spindle |
| Euphorbia esula | green spurge |
| Reynoutria japonica | Asian knotweed |
| Lonicera japonica | Japanese honeysuckle |
| Lonicera maackii | Amur honeysuckle |
| Lythrum salicaria | purple loosestrife |
| Microstegium vimineum | Japanese stiltgrass |
| Miscanthus sinensis | maiden silvergrass |
| Ranunculus ficaria | lesser celandine |
| Reynoutria japonica | Asian knotweed |
| Rhodotypos scandens | jetbead |
| Rosa multiflora | multiflora rose |
| Rubus phoenicolasius | Japanese wineberry |
