The Parks Department Discourages the Use of the Following Invasive Species
Trees
Acer platanoides (Norway maple)
Ailanthus altissima (Tree-of heaven)
Alnus glutinosa (European alder)
Broussonetia papyrifera (Paper Mulberry)
Morus alba (White mulberry)
Paulownia tomentosa (Empress tree)
Phellodendron japonicum (Japanese cork tree)
Pinus thunbergiana (Japanese black pine)
Populus alba (White poplar)
Prunus avium, (Sweet cherry)
Prunus cerasus (Sour cherry)
Quercus cerris (European Turkey Oak)
Robinia pseudoacacia (Black locust)
Salix babylonica (Weeping willow)
Salix fragilis ((Brittle willow)
Ulmus pumila (Siberian elm)
Shrubs
Berberis vulgaris (Common or European barberry)
Crataegus monogyna (English hawthorn)
Elaeagnus angustifolia (Russian olive)
Elaeagnus umbellata (Autumn olive)
Ligustrum obtusifolium (Amur river privet)
Ligustrum vulgare (European privet)
Lonicera x bella (Bell’s honeysuckle)
Lonicera morrowii (Morrow honeysuckle)
Lonicera tatarica (Tartarian honeysuckle)
Lonicera maackii “Rem Red” (Amur honeysuckle)
Rhamnus cathartica (Common buckthorn)
Rhamnus frangula (European buckthorn)
Rhodotypos scandens (Black Jetbead)
Rosa eglanteria (Sweetbriar)
Rosa multiflora (Multiflora)
Rubus phoenocolasius (Wineberry)
Woody Vines
Ampelopsis brevipedunculata (Porcelain berry)
Celastrus orbiculatus (Oriental bittersweet)
Lonicera japonica (Japanese honeysuckle)
Wisteria floribunda (Wisteria)
Wisteria sinensis (Chinese Wisteria)
Herbs
Aegopodium podagraria (Goutweed or Bishop Weed)
Alliaria petiolata (Garlic Mustard)
Allium vineale (Field Garlic)
Artemisia vulgaris (Mugwort)
Centaurea maculosa (Spotted or bushy knapweed)
Centaurea nigrescens (Short-fringed knapweed)
Cichorium intybus (Chicory)
Cirsium arvense (Canada thistle)
Cirsium vulgare (Bull thistle)
Coronilla varia (Crown vetch)
Cynanchum species (Black swallow-wort)
Cytisus scoparius (Scotch broom)
Daucus carota (Queen Anne’s lace)
Euphorbia cyparisslas (Cypress spurge)
Hemerocallis fulva (Daylily)
Hesperis matronalis (Dame’s rocket)
Heraculum mantegazzianum (Giant Hogweed)
Hypericum perforatum (Common St. Johnswort)
Iris pseudacorus (Yellow iris)
Lespedeza obtusifloium (Chinese Lespedeza)
Lespedeza striata (Japanese clover)
Lythrum salicaria (Purple loosestrife)
Melilotus alba (White sweet clover)
Melilotus officinalis (Yellow clover)
Pastinaca sativa (Wild parsnip)
Polygonum cuspidatum (Japanese knotweed)
Polygonum pennsylvanica(Pennsylvania smartweed
Polygonum perfoliatum (Mile-a-minute vine)
Pueraria lobata (Kudzu)
Ranunculus ficaria (Fig buttercup)
Rumex acetosella (Sheep sorrrel)
Trapa natans (Water chestnut)
Verbascum thapsus (Common mullein)
Grasses and Rushes
Bromus inermis (Smooth broom)
Bromus tectorum (Downy brome, Cheatgrass)
Calamagrostis epigejos (Feathertop)
Carex extensa (Long-bract sedge)
Corynephorus canescens (Silver hairgrass)
Dactylis glomerata (Orchard grass)
Eragrostis curvula (African weeping lovegrass)
Festuca rubra
Holcus lanatus (Common velvet grass)
Microstegium vimineum (Japanese stilt grass)
Phleum pratense (Timothy)
Phragmites australis (Common reed grass)
Poa annua (Annual bluegrass)
Poa compressa (Wiregrass)
Poa nemoralis (Redtop)
Aquatic Plants
Cabomba caroliniana (Fanwort)
Myriophyllum spicatum (Eurasian water milfoil)
Nymphoides peltata (Yellow Floating Heart)
Potamogeton crispus (Curly Pondweed)
INVASIVE PLANT SPECIES TO USE WITH DISCRETION
Trees
Acer palmatum (Japanese maple)
Acer pseudoplatanus (Sycamore maple)
Phellodendron amurense (Amur cork tree)
Quercus robur (English oak)
Sophora japonica (Scholartree)
Shrubs
Berberis thunbergii (Japanese barberry)
Euonymus alatus (Winged Euonymus)
Ilex crenata (Japanese holly)
Rosa rugosa (Japanese rose)
Viburnum dilatatum (Linden Viburnum)
Viburnum lantana (Wayfaring tree)
Herbs
Hedera helix (English Ivy)
Vinca minor (periwinkle)
Grasses and Rushes
Poa pratensis (Kentucky bluegrass)
Festuca ovina