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 NameStates and/or Federal
   
Aeschynomene indicaIndian 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 carolinianaPurple 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 taxifoliaMediterranean 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.

 

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 crassipesWaterhyacinth

  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 verticillataHydrilla

  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 trilobaThreelobe 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 salicariaPurple 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 aquaticumParrotfeather

  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 odorataFragrant 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 peltataYellow 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 australisCommon 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 stratiotesWaterlettuce

  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 sachalinenseGiant Knotweed

  CA, CO, ID, MN, Long Island NY, OR, SD, county regulated, WA, WI

Polygonum spp.

Knotweed  MT, PR
Pontederia cordataPickerelweed

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 crispusCurly 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 rectaSulfur 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 molestaGiant 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 CordgrassCA, OR, WA

Spirodela oligorhiza

Giant DuckweedLA, TX

Spirodela polyrhiza

Giant DuckweedPR

Stachys floridana

Florida BetonyNC

Stratiotes aloides

Water-aloeFED;  AL, FL, MN, SC, WA, WI, WV

Thalia geniculata

Bent Alligator-FlagPR

Trapa bicornus

Water CaltrapWA
Trapa natansWater Chestnut

AL, AZ, CT, ID, IL, IN, MA, ME, MI, MN, NH, NY, OR, SC, VT, WA, WI, Canada

Trapa spp.

Water ChestnutFL, LA, MI, NC

Typha angustifolia

Narrow-Leaf CattailIN, WI

Typha domingensis

Southern CattailWI

Typha laxmannii

Graceful CattailWI

Typha x glauca

Cattail HybridWI

Typha spp.

CattailPR

Utricularia foliosa

Leafy BladderwortPR

Utricularia inflata

Swollen BladderwortWA

Utricularia spp.

BladderwortPR

Vossia cuspidata

Hippo GrassFL

Zizania aquatica

Annual WildricePR

Zostera japonica

Japanese EelgrassCA
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.