| REGULATED and PROHIBITED AQUATIC PLANTS | ||
| Combined State and Federal Lists | ||
| as of 5/20/2015 |
| FED = Federal Noxious Weed List (entries are highlighted) | |
| p = permit required | |
| q = quarantine required | |
| Frequently offered in the trade | |
| New Changes listen in red | |
Click here for a PDF Copy of List
Scientific Name | Common Name | States and/or Federal |
| Aeschynomene indica | Indian Jointvetch | HI |
Aeschynomene rudis | Rough Jointvetch | CA |
Aeschynomene virginica | Curly Indigo | AR |
Alternanthera philoxeroides | Alligatorweed | AL, AZ, AR, CA, FL, PR, SC, TX |
Alternanthera sessilis | Sessile Joyweed | CA, FL, MA, PR |
Alternanthera spp. | Joyweed | AR, PR |
Arundo donax | Mediterranean Reed | CA, NE, TX, WI |
Azolla pinnata
| Mosquito Fern, Water Velvet | FED; ID, IL, IN, MA, MN, OK, OR, WI, WV |
Bacopa spp. | Waterhyssop | PR |
Brasenia schreberi | Watershield | PR |
Butomus umbellatus | Flowering Rush | CT, ID, IL, IN, MI, MN, MT, NE, NH, OR, SD county regulated, VT, WA, WI |
| Cabomba caroliniana | Purple Fanwort | CA, CT, ID, MA, ME, MI, MN regulated, NH, NY, PR, VT, WA, WI |
Cabomba spp. | Fanwort | PR |
Callitriche stagnalis | Pond Water-Starwort | CT |
Calotropis procera | Giant Milkweed | PR |
Canna flaccida | Canna | PR |
Cardamine impatiens | MN, NY, Canada, WI | |
Casuarina spp. | Australian Pine | FL |
| Caulerpa taxifolia | Mediterranean Caul. clone | FED; IN, IL, MA, MD, MN, OK, OR, WV |
"Calif Fish and Game Code Sec 2300 bans Caulerpa:taxifolia, cupressoides, mexicana, sertulariodes, floridana,ashmeadii, racemosa, verticillata, and scapelliformis"these spp are regulated under a different law than most CA noxious weeds.
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Cephalanthus occidentalis
| Buttonbush | PR |
Ceratophyllum demersum | Coontail | PR |
Ceratophyllum spp. | Coontail | PR |
Ceratopteris thalictroides | Watersprite | CA |
Cicuta maculata | Water Hemlock | NV |
Colocasia esculenta | Wild Taro | PR |
Colocasia spp. | Taro | HI (p) (q) |
Crassula helmsii | Swamp Stonecrop | FL, MN, NC, WA, WI, Canada |
Crinum americanum | Swamp Lily | PR |
Cylindrospermopsis raciborskii | Cyanobacteria | MI, WI (possible contaminant on aquatic plants) |
Cyperus esculentus | Yellow Nutsedge | CA, CO, HI, MI, OR, WA |
Cyperus odoratus | Flatsedge | PR |
Cyperus rotundus | Purple Nutsedge | AR, CA, OR |
Cyperus spp. | Nutgrass | RI |
Didymosphenia geminata | Didymo or Rock Snot | NE, WI (possible contaminent on aquatic plants) |
Egeria (Elodea) densa | Brazilian Elodea | AL, CA, CT, ID, IL, IN, MA, ME, MI, MN regulated, MS, NE, NH, NY, OR, PR, SC, VT, WA, WI |
Egeria najas | CA | |
| Eichhornia azurea | Anchored Waterhyacinth | FED; AR, AZ, IL, IN, LA, MA, MN, MS, OK, OR, TX, WI, WV |
| Eichhornia crassipes | Waterhyacinth | AL, AR, AZ, CA county regulated, LA, MS, NE, PR, SC, TX, City of Chicago, WI |
Eichhornia spp. | Waterhyacinth | FL, PR |
Eleocharis baldwinii | Slender Spikerush | PR |
Eleocharis spp. | Spikerush | PR |
Elodea canadensis | Common Elodea | LA, ME |
Epilobium hirsutum | Hairy Willow Herb | MA, WA, WI |
Equisetum telmateia | Giant Horsetail | OR |
Fallopia japonica | Japanese Knotweed | MI,NE regulated, NY, VT, WY county regulated |
Fatoua villosa (Thunb.) Nakai | mulberryweed, hairy crabweed | |
Frangula alnus | Smooth Buckthorn | NY |
Glossostigma diandrum | Mud Mat | OK, WA |
Glyceria maxima | Manna Grass | MA, NY, WA, WI |
Haplotyme | SD county regulated | |
Heracleum mantegazzianum | Giant Hogweed | FED; FL, ID, MA, MI, MN, NY, WI, WV |
Houttuynia cordata | City of Chicago | |
Houttuynia cordata 'Variegata' | Chameleon Plant | City of Chicago |
| Hydrilla verticillata | Hydrilla | FED; AZ, CA, CO, CT, FL, ID, IN, IL, LA, MA, ME, MI, MN, MS, MT, NE, NH, NV, NY, OK, OR, PR, SC, TX, VT, WA, WI, WV, WY, Canada |
Hydrocharis morsus-ranae | Frogbit | CA, ID, IL, IN, ME, MI, MN, NH, NY, VT, WA, WI |
Hydrocotyle spp. | Pennywort | PR |
Hydrocotyle ranunculoides | Floating Marsh Pennywort | WI |
Hydrocotyle umbellata | Water Pennywort | PR |
Hygrophila polysperma | Hygrophila, Miramar weed | FED; CA, FL, IL, IN, MA, MN, OK, OR, VT, WI, WV |
Ipomoea aquatica | Chinese Waterspinach | FED; FL, IL, IN, MA, MN regulated, OK, TX, WI, WV |
Ipomoea fistulosa | Bush Morningglory | FL |
Ipomoea spp. | Morningglory | AZ, AR, MI, PR |
| Ipomoea triloba | Threelobe Morningglory | AZ, FL, PR |
Iris pseudacorus | Yellow Flag Iris | CT, ID, IL, IN, MA, MN regulated, MT, NY, OR, VT, WA, Canada |
Iris virginica | Blue Flag | PR |
Juncus effusus | Soft Rush | PR |
Lachnanthes caroliniana | Redroot | PR |
Lagarosiphon major | Oxygen weed | FED; CA, IL, IN, MA, MI, MN, OK, OR, TX, WA, WI, WV |
Lagarosiphon spp. | African Elodea | FL, LA, MI, NC, OK |
Lemna valdiviana | Valdivia Duckweed | PR |
Limnobium laevigatum | Sponge Plant | CA |
Limnobium spongia | American Frogbit | CA, PR |
Limnocharis flava | Sawah Flowering Rush, Velvet Leaf | FL |
Limnophila indica | Ambulia | CA, Canada |
Limnophila sessiliflora | Ambulia | FED; CA, FL, IL, IN, MA, MN, OK, OR, WI, WV, Canada |
Ludwigia alternifolia | Bushy Waterprimrose | PR |
Ludwigia grandiflora | Uruguayan Primrose Willow | NY, Canada |
Ludwigia hexapetala | Uruguay Waterprimrose | NC, NY, SC, WA |
Ludwigia peploides | Water Primrose | NY, WA |
Ludwigia peruviana | Water Primrose | CA, Canada |
| Ludwigia repens | Floating Waterprimrose | PR |
Ludwigia spp. | Waterprimrose | PR |
Ludwigia uruguayensis | Uruguay Waterprimrose | NC, SC |
Luziola fluitans | Southern Watergrass | PR |
Lysimachia nummularia | Creeping Jenny | MA, Long Island NY, Canada |
Lysimachia vulgaris | Garden Loosestrife | CT, NY, WA |
Lythrum alatum | Winged Loosestrife | NH, TN |
| Lythrum salicaria | Purple Loosestrife | AL, AZ, AR, CA, CO, CT, FL, ID, IL, IA, LA, MA, MI, MN, MO, MT, NC, NE, NV, NH, ND, NY, OH, OK, OR, PA, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY, City of Chicago |
Lythrum spp. (not native to specific state) | Loosestrife | AR, MI, MN, MT, NC, NE, PA, TN, WI |
Lythrum virgatum | Wand Loosestrife | IA, MN, MT, NE, NV, NH, ND, SD, TN, WI, WA |
Marsilea minuta | Dwarf Four Leaf Clover | OK |
Marsilea mutica | Variegated Four Leaf Clover | OK |
Marsilea quadrifolia | Four Leaf Clover | CT, OK, Canada |
Mechamandra alternifolia | FL | |
Melaleuca quinquenervia | Melaleuca | FL, LA, MA,MN, MS, NC, OK, TX |
Mentha aquatica | Aquatic Mint | ID(q), MT(q), NE(q), WY(q) |
Micranthemem umbrosum | Globifera | PR |
Mimosa pigra | Giant Sensitive Plant | FL |
Miscanthus floridulus | Miscanthus | HI |
Miscanthus sacchariflorus | Silver Grass | MA |
Miscanthus sinensis | Chinese Silver Grass | NY |
Monochoria hastata | Monochoria | FED; FL, IL, IN, MA, MN, OK, OR, WV |
Monochoria vaginalis | Pickerelweed | FED; FL, IL, IN, MA, MN, WV |
Murdannia keisak | Marsh Dew Flower | NY, WA |
Myosotis scorpioides | Forget-me-not | CT, MA |
Myosoton aquaticum | Giant Chickweed | CA |
| Myriophyllum aquaticum | Parrotfeather | AL, CA county regulated, CT, ID, IL, IN, MA ,ME, MI,MN regulated, NE, NH, NY, OR, VT, WA, WI, PR, Canada |
| Myriophyllum heterophyllum | Variableleaf Watermilfoil | CT, ID, MA, ME, NH, NY, VT, WA |
Myriophyllum pinnatum | Broadleaf Water Milfoil | ME, Long Island NY |
Myriophyllum proserpinacoides | ME | |
Myriophyllum spicatum | Eurasian Watermilfoil | AL, CA, CO, CT, FL, ID, IL, IN, LA, MA, ME, MI, MN, MS, MT, NH, NC, NE, NV, NY, OR, PR, SC, SD, TX, VT, WA, WI, WY |
Myriophyllum spp. | Milfoil | ME, PR |
Najas marina | Marine Naiad | CT |
Najas minor | Slender-Leaved Naiad | CT, IL, IN, LA, MA, ME, MN, NC, NE, NH, SC, WA, WI, Canada |
Nechamandra alternifolia | nechamandra | FL |
Nelumbo lutea | American Lotus | CT, PR |
Nelumbo nucifera | Sacred Lotus | WI |
Nitellopsis obtusa | Starry Stonewort | MI, WI |
Nuphar luteum | Spatterdock | PR |
Nymphaea mexicana | Banana Waterlily | CA, PR |
| Nymphaea odorata | Fragrant Waterlily | CA, PR |
Nymphaea spp. | Waterlily | CA county regulated |
MN regulated - nonnative waterlilies (Nymphaeaspp.) Linnaeus, or any variety, hybrid, or cultivar thereof. Native Minnesota waterlilies are: Nymphaea odorataAiton subsp. odorata Aiton, N. leibergii Morong, and N. odorataAiton subsp. tuberosa (Paine) Wiersema & Hellquist | ||
Nymphoides cristata | Crested Floating Heart | FL, NC |
Nymphoides indica | Water Snowflake | NC |
| Nymphoides peltata | Yellow Floating Heart | CT, FL, ID, IL, IN, MA, ME, MI, NC, NE, NH, NY, OR, VT, WA, WI, Canada |
Oenanthe javanica | Water Celery | WI |
Orontium aquaticum | Goldenclub | PR |
Oryza rufipogon | Wild Red Rice | CA, FL, MN |
Oryza sativa var. | Red Rice | AR |
Ottelia alismoides | Duck-lettuce | FED; IL, IN, MN, OK, WI, WV |
Panicum antidotale | Blue Panicgrass | CA |
Panicum hemitomon | Maidencane | PR |
Panicum miliaceum | Wild Proso Millet | CO, OR |
Panicum repens | Torpedo Grass | AL, AZ, HI, LA, TX |
Peltandra virginica | Arrow-arum | PR |
Petasites hybridus | Butterfly Dock | WI |
Phalaris arundinacea | Reed Canary Grass | MA, Long Island NY, WI regulated |
| Phragmites australis | Common Reed | AL, CT, ID, MA, MI, MN, NC, NE, NH, NY, OR, PR, SC, SD county regulated, VT, WI |
| Phragmites australis aurea | Variegated Dwarf Common Reed | CT, MA, MI, NC, VT |
Phragmites australis 'Candy Stripe' | Candy Stripe Reed | CT, MA, MI, NC, VT |
Phragmites australis ssp. Australis | Common Reed Grass | NE regulated, NY |
Phragmites communis | Common Reed | CT, NC, SC, NH |
Pistia spp. | Water Lettuce | SC |
| Pistia stratiotes | Waterlettuce | AL, CA county regulated, FL, LA, MS, PR, SC, TX, WI |
Polygonum x bohemicum | Bohemian Knotweed | ID, Long Island NY, WA |
Polygonum cuspidatum | Japanese Knotweed | AL, CA, CO, ID, MA, MN, Long Island NY, OR, WA, WI, WV |
Polygonum perfoliatum | Mile-a-minute | MA, NC, Long Island NY, OH, PA, WI, WV |
Polygonum polystachyum | Himalayan Knotweed | CA, OR, WA |
| Polygonum sachalinense | Giant Knotweed | CA, CO, ID, MN, Long Island NY, OR, SD, county regulated, WA, WI |
Polygonum spp. | Knotweed | MT, PR |
| Pontederia cordata | Pickerelweed | CA (Pontederia cordata is not prohibited in CA however they do not want it and will exercise their right of refusal and destroy all shipments in entirety when found), PR |
Pontederia rotundifolia | Tropical Pickerelweed | FL |
Pontederia spp. | Pickerelweed | LA |
| Potamogeton crispus | Curly Leaf Pondweed | AL, CT, ID, IL, IN, MA, ME, MI, MN, MT, NE, NH, NY, VT, WI |
Potamogeton illinoensis | Illinois Pondweed | PR |
Potamogeton pectinatus | Sago Pondweed | PR |
Potamogeton spp. | Pondweed | PR |
| Potentilla recta | Sulfur Cinquefoil | CA, CO, MT, NV, OR, SD county regulated, WA, WY county regulated |
Ranunculus acris | Tall Buttercup | MT |
Ranunculus ficaria | Lesser celandine | NY, OR, WI |
Ranunculus lingua | Greater Spearwort | City of Chicago |
Rorippa amphibia | Water Yellowcress | MA |
Rorippa microphylla | Oneroe Yellowcress | CT |
Rorippa nasturtium-aquaticum | Watercress | CT |
Rotala rotundifolia | roundleaf rotala | CA |
Rumex spp. | Water Dock | AR |
Sagittaria graminea | Slender Arrowhead | PR, WA |
Sagittaria lancifolia | Lanceleaf Arrowhead | PR |
Sagittaria latifolia | Common Arrowhead | PR |
Sagittaria platphylla | Delta Arrowhead | WA |
Sagittaria sagittifolia | Arrowhead | FED; IL, IN, MA, MN, NC, OK, WI, WV, Canada |
Sagittaria spp. | Arrowhead | PR |
Salvinia auriculata | Salvinia | FED; CA, IL, IN, MA, MI, MN, OK, VT, WV |
Salvinia biloba | Giant Salvinia | FED; CA, IL, IN, MA, MN, OK, VT, WV |
Salvinia herzogii | Giant Salvinia | FED; CA, IL, IN, MA, MI, MN, OK, VT, WI, WV |
Salvinia minima | Water Spangles | Canada |
| Salvinia molesta | Giant Salvinia | FED; AR, AZ, CA, CO, CT, ID, IL, IN, MA, MD, MI, MN, MS, NE, NV, OK, OR, TN, VT, WI, WV |
| Salvinia spp. | Waterfern | FL (excludes S. minima), LA, MI, NC (excludes S. minima), OR, PR, TX |
Saururus cernuus | Lizardstail | PR |
Schinus terebinthifolius | Brazilian-pepper | FL |
Schoenoplectus mucronatus | Ricefield Bulrush | WA |
Scirpus spp. | Bulrush | PR |
Sesbania punicea | Scarlet Wisteria | CA |
Solanum cardiophyllum | Heartleaf Nightshade | CA |
Solanum carolinense | Horsenettle | AZ, AR, AK, CA, HI, IA, MI, MN, NV |
Solanum dimidiatum | Torrey's Nightshade | CA |
Solanum elaeagnifolium | White Horsenettle | AR, CA, MI, NV |
Solanum nigrum | Black Nightshade | CO, MI |
Solanum rostratum | Buffalobur | ID, WY county regulated |
Solanum tampicense | Wetland Nightshade | FED; FL, MA, MI, MN, OK, WV |
Solidago sempervirens | Seaside Goldenrod | WI |
Sparganium erectum | Exotic Bur Reed | FED; FL, IL, IN, MA, MN, OK, WV |
Spartina alterniflora | Smooth Cordgrass | CA, OR, WA |
Spartina anglica | Common Cordgrass | CA, OR, WA |
Spartina densiflora | Spartina… | CA, OR, WA |
Spartina patens | Saltmeadow Cordgrass | CA, OR, WA |
Spirodela oligorhiza | Giant Duckweed | LA, TX |
Spirodela polyrhiza | Giant Duckweed | PR |
Stachys floridana | Florida Betony | NC |
Stratiotes aloides | Water-aloe | FED; AL, FL, MN, SC, WA, WI, WV |
Thalia geniculata | Bent Alligator-Flag | PR |
Trapa bicornus | Water Caltrap | WA |
| Trapa natans | Water Chestnut | AL, AZ, CT, ID, IL, IN, MA, ME, MI, MN, NH, NY, OR, SC, VT, WA, WI, Canada |
Trapa spp. | Water Chestnut | FL, LA, MI, NC |
Typha angustifolia | Narrow-Leaf Cattail | IN, WI |
Typha domingensis | Southern Cattail | WI |
Typha laxmannii | Graceful Cattail | WI |
Typha x glauca | Cattail Hybrid | WI |
Typha spp. | Cattail | PR |
Utricularia foliosa | Leafy Bladderwort | PR |
Utricularia inflata | Swollen Bladderwort | WA |
Utricularia spp. | Bladderwort | PR |
Vossia cuspidata | Hippo Grass | FL |
Zizania aquatica | Annual Wildrice | PR |
Zostera japonica | Japanese Eelgrass | CA |
| NOTES | |||
| MN Regulated= | Legal to posess, sell, buy, and transport regulated invasive species, but they may not be introduced into a free-living state, such as being released or planted in public waters. | ||
| Genus spp. listing indicates any / all subspecies are prohibited. For example Typha spp. = any / all Cattails are prohibited in PR. | |||
Compiled from Federal and State confirmed lists, available online or provided by State agencies. | |||
Currently accepted names are from the Germplasm Resources Information Network (GRIN) database, USDA, ARS, USDA Plants Database, and Weed Science Society of America Composite List of Weed. | |||
List excludes weeds designated as "Control is county option" but noted if known. | |||
FL, NC, SC (as well as many other states) also adopt the list of Federal Noxious Weeds | |||
MN also adopts the list of Federal Aquatic Noxious Weeds | |||
PR (Puerto Rico) is also regulated as a state. | |||
| Seed Regulatory information can be found at the link below. | |||
| http://bit.ly/USDAseeds | |||
| Please send updates to kelly@marylandaquatic.com | |||
| Compiled by | |||
| Kelly Billing, Maryland Aquatic Nurseries, Inc. | |||