Maine has released their updated invasive species/no-sell list effective 2024.
V. List of Regulated Invasive Terrestrial Plant Species
Evaluated plant species that meet the criteria for all of the categories listed in section II.
Scientific name Common name Effective Date
Acer platanoides Norway maple 1/1/2018
Alliaria petiolata Garlic mustard 1/1/2018
Berberis thunbergii Japanese barberry 1/1/2018
Celastrus orbiculatus Asiatic bittersweet 1/1/2018
Elaeagnus umbellata Autumn olive 1/1/2018
Euonymus alatus Winged euonymus,burning bush 1/1/2018
Fallopia japonica Japanese knotweed 1/1/2018
Frangula alnus Glossy buckthorn 1/1/2018
Hesperius matronalis Dame’s rocket 1/1/2018
Iris pseudacorus Yellow iris 1/1/2018
Lonicera morrowii Morrow’s honeysuckle 1/1/2018
Lonicera tatarica Tartarian honeysuckle 1/1/2018
Lythrum salicaria Purple loosestrife 1/1/2018
Robinia pseudoacacia Black locust 1/1/2018
Rosa multiflora Multiflora rose 1/1/2018
Acer ginnala Amur maple 1/1/2018
Aegopodium podagraria Bishop’s weed, goutweed 1/1/2018
Ailanthus altissima Tree of heaven 1/1/2018
Amorpha fruticosa False indigo bush 1/1/2018
Artemisia vulgaris Common mugwort 1/1/2018
Berberis vulgaris Common barberry 1/1/2018
Euphorbia cyparissias Cypress spurge 1/1/2018
Ligustrum vulgare Common privet 1/1/2018
Lonicera japonica Japanese honeysuckle 1/1/2018
Lonicera maackii Amur or bush honeysuckle 1/1/2018
Populus alba White cottonwood 1/1/2018
Impatiens glandulifera Ornamental jewelweed 1/1/2018
Ampelopsis glandulosa Porcelain berry 1/1/2018
Fallopia baldschuanica Chinese bindweed, silver lace vine 1/1/2018
Microstegium vimineum Stilt grass 1/1/2018
Paulownia tomentosa Paulownia, princess tree 1/1/2018
Persicaria perfoliata Mile a minute weed 1/1/2018
Phellodendron amurense Amur cork tree 1/1/2018
Alnus glutinosa European alder 1/1/2024
Angelica sylvestris Woodland angelica 1/1/2024
Anthriscus sylvestris Wild chervil, raven's wing 1/1/2024
Aralia elata Japanese angelica tree 1/1/2024
Butomus umbellatus Flowering rush 1/1/2024
Elaeagnus angustifolia Russian olive 1/1/2024
Euonymus fortunei Wintercreeper, climbing spindle tree 1/1/2024
Festuca filiformis Fine-leaved sheep fescue 1/1/2024
Ficaria verna Lesser celandine 1/1/2024
Glaucium flavum Yellow hornpoppy 1/1/2024
Glechoma hederacea Ground ivy, creeping charlie 1/1/2024
Glyceria maxima Great mannagrass, reed mannagrass 1/1/2024
Hippophae rhamnoides Sea buckthorn 1/1/2024
Ligustrum obtusifolium Border privet 1/1/2024
Lonicera xylosteum Dwarf honeysuckle 1/1/2024
Lythrum virgatum European wand loosestrife 1/1/2024
Miscanthus sacchariflorus Amur silvergrass 1/1/2024
Petasites japonicus Fuki, butterbur, giant butterbur 1/1/2024
Phalaris arundinacea Reed canary grass, variegated ribbon grass 1/1/2024
Photinia villosa Photinia, christmas berry 1/1/2024
Phragmites australis Common reed 1/1/2024
Phyllostachys aurea Golden bamboo 1/1/2024
Phyllostachys aureosulcata Yellow groove bamboo 1/1/2024
Pyrus calleryana Callery ("Bradford") pear 1/1/2024
Ranunculus repens Creeping buttercup 1/1/2024
Rubus phoenicolasius Wineberry 1/1/2024
Silphium perfoliatum Cup plant 1/1/2024
Sorbus aucuparia European mountain-ash 1/1/2024
Tussilago farfara Coltsfoot 1/1/2024
Valeriana officinalis Common valerian 1/1/2024
VII. Species Watch List
Evaluated plant species that do not currently meet all the criteria contained in section II but may meet those criteria within the next five years. These species are not subject to the prohibitions in Section III.
Scientific Name Common Name
Actinidia arguta Hardy kiwi
Akebia quinata Chocolate vine; five-leaf akebia
Arum italicum Italian arum
Broussonetia papyrifera Paper mulberry
Buddleja davidii Butterfly bush
Clematis terniflora Yam-leaved virgin’s bower, sweet autumn
Dioscorea oppositifolia Indian yam
Dioscorea polystachya Chinese yam
Eragrostis curvula Weeping lovegrass
Filipendula ulmaria Queen of the meadow
Lespedeza bicolor Bicolor lespedeza, two-colored bush-clover
Ligustrum ovalifolium California privet
Lonicera caerulea Honeyberry, haskap
Lychnis flos-cuculi or Silene flos-cuculi Ragged robin
Morus alba White mulberry
Quercus acutissima Sawtooth oak
Rosa rugosa Rugosa rose, beach rose
Saccharum ravennae or Tripidium ravennae Ravenna grass, hardy pampas grass
Salvia glutinosa Sticky sage
Silybum marianum Milk thistle
Spiraea japonica Japanese spiraea
Symplocos paniculata Sapphire-berry
Syringa reticulata Japanese tree lilac
Toona sinensis Chinese cedar
Ulmus pumila Siberian elm
Viburnum dilatatum Linden arrowwood
Viburnum sieboldii Siebold viburnum
Wisteria floribunda Japanese wisteria
Wisteria sinensis Chinese wisteria