| Amur peppervine |
Ampelopsis brevipedunculata |
4 |
| bamboo |
Bambusa spp. |
3 |
| Chinese silvergrass |
Miscanthus sinensis |
2 |
| common periwinkle |
Vinca minor |
3 |
| common reed |
Phragmites australis |
2 |
| English ivy |
Hedera helix |
3 |
| exotic bush honeysuckles |
Lonicera spp. |
1 |
| garlic mustard |
Alliaria petiolata |
3 |
| ground ivy |
Glechoma hederacea |
3 |
| hedge smartweed |
Polygonum scandens |
1 |
| Japanese barberry |
Berberis thunbergii |
1 |
| Japanese honeysuckle |
Lonicera japonica |
4 |
| Japanese knotweed |
Fallopia japonica |
6 |
| Japanese maple |
Acer palmatum |
1 |
| Japanese pachysandra |
Pachysandra terminalis |
4 |
| Japanese stiltgrass |
Microstegium vimineum |
2 |
| johnsongrass |
Sorghum halepense |
2 |
| kudzu |
Pueraria montana var. lobata |
5 |
| lesser celandine, fig buttercup |
Ficaria verna |
3 |
| mile-a-minute weed |
Persicaria perfoliata |
3 |
| multiflora rose |
Rosa multiflora |
4 |
| oriental bittersweet |
Celastrus orbiculatus |
4 |
| perilla mint |
Perilla frutescens |
1 |
| princesstree |
Paulownia tomentosa |
4 |
| purple deadnettle |
Lamium purpureum |
1 |
| purple loosestrife |
Lythrum salicaria |
1 |
| sericea lespedeza |
Lespedeza cuneata |
1 |
| tamarisk |
Tamarix spp. |
3 |
| tree-of-heaven |
Ailanthus altissima |
3 |
| wine raspberry |
Rubus phoenicolasius |
1 |
| winter creeper |
Euonymus fortunei |
1 |