This is a partial listing of non-native plants that have become invasive in certain parts of the country. Consult your local extension agency for additional information.
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INVASIVE, NON-NATIVE PLANTS TO AVOID IN THE NORTHEAST:
- norway maple (Acer platanoides)
- japanese barberry (Berberis thunbergii)
- autumn olive (Elangnus umbellata)
- russian olive (E. angustifolia)
- japanese privet (Ligustrum japonica)
- chinese privet (Ligusticum japonicum)
- bush honeysuckle (Lonicera maackii, L. morrowii, and L. tatarica)
- japanese honeysuckle (Lonicera japonica)
- european buckthorn (Rhamnus cathartica)
- glossy buckthorn (R. frangula)
- multiflora rose (Rosa multiflora)
- porcelain berry (Ampelopsis)
- oriental bittersweet (Celeastrus orbiculatus)
- purple loosestrife (Lythrum salicaria)
- white mulberry (Morus alba)
INVASIVE, NON-NATIVE PLANTS TO AVOID IN THE SOUTHEAST
- australian pine (Casuarina equisetifolia)
- malalueca (Malaleuca quinquenervia)
- chinaberry tree (Melia azedarach)
- chinese tallow tree (Sapien sebiferum)
- bush honeysuckles (Lonicera maackii, L. morrowii, and L. Tatarica)
- japanese honeysuckle
- multiflora rose (Rosa multiflora)
- brazilian pepper (Schinus terebinthifolius)
- purple loosestrife (Lythrum salicaria)
- white mulberry (Morus alba)
INVASIVE, NON-NATIVE PLANTS TO AVOID IN THE PLAINS AND PRAIRIES
- russian olive (Elaeangnus angustifolia)
- european buckthorn (Rhammus frangula)
- leafy spurge (Euphorbia esila)
INVASIVE, NON-NATIVE PLANTS TO AVOID IN THE MOUNTAINS
- russian olive (Elaeagnus angustifolia)
INVASIVE, NON-NATIVE PLANTS TO AVOID ON THE PACIFIC COAST
- edible fig (Ficus carica)
- scoth broom (Cystisus scoparius)
- cotoneasters (Cotoneaster species)
- bush honeysuckles (Lonicera maackii, L.morrowii, and L. tatarica)
- white mulberry (Morus alba)