State Plant Pest List

This page shall serve as the official listing of plant pests in accordance with South Carolina Code of Regulations Chapter 27 Article 10:

27-135. Designation of Plant Pests.

1. The Commission hereby delegates to the Director the authority to determine and implement appropriate measures to eradicate, control, or slow the spread of plant pests in South Carolina. This authority extends to a decision that a plant pest has become so widespread that the initiation or continuation of control measures would be ineffective.

2. An advisory committee made up of at least 5 members will meet at least annually to review and make recommendations on the official listing of plant pests in SC. The committee members will be: the State Plant Regulatory Official for South Carolina (or designee), the USDA State Plant Health Director for South Carolina (or designee), a Clemson University Cooperative Extension Service Representative, and at least 2 at large representatives from other stakeholder agencies, such as the SC Department of Natural Resources, the SC Forestry Commission, or the SC Department of Agriculture. At large members shall be nominated and voted on by the advisory committee at its annual meeting. Additional at large members may be nominated and voted in at the annual advisory committee meeting. At large members from stakeholder agencies shall each serve a three-year term.

3. The official listing of plant pests in SC shall be maintained and made publicly available on Clemson’s website located at:

Please click on the following links to better navigate through the page. Alternatively, you can press ctrl+f on Windows or +f on Macs, to search this page for a specific pest.

Plants Insects Diseases Mollusks / Nematodes Seed Irish Potato Pests


Scientific NameCommon Name
Aeginetia spp.
Ageratina adenophora Sprengel Croftonweed
Agrostemma githago L. Corn Cockle
Alectra spp.
Alternanthera philoxeroides (Mart.) Griscb. Alligatorweed, Pigweed
Alternanthera sessilis (L.) R. Brown ex. DC Sessile joyweed
Asphodelus fistulosus L. Onionweed
Avena sterilis L. (including Avena Sterile oats A. ludovicianaDurieu)
Azolla pinnata R. Brown Pinnate mosquite fern, Mosquito fern
Calonyction muricatum Purple Moonflower, lilacbell
Cardiospermum halicacabum L. Balloonvine
Carthamus oxyacantha M. Bieb Carthamus cauox
Caulerpa taxifolia Mediterranean clone, Green alga
Centaurea repens L. Russian Knapweed
Chrysopogon aciculatus (Retz.) Trin. Pilipiliula
Citrus reticulata var. unshu Unshu Oranges
Cnicus benedictus L. Blessed Thistle
Commelina benghalensis L. Benghal dayflower, tropical spiderwort
Crupina vulgaris Cass. Common crupina
Cuscuta spp. Dodders, with some exceptions
Digitaria abyssinica (A. Rich) Staph African couchgrass, Fingergrass
Digitaria velutina (Forsk.) Beauv. Velvet fingergrass
Drymaria arenarioides H.B.K. Alfombrilla
Egeria densa Planch. Brazilian Elodea
Eichhornia azurea (Swartz) Kunth Anchored waterhyacinth, Rooted waterhyacinth
Eichhornia crassipes (Mart.) Solms Waterhyacinth
Emex australis Steinheil Three-cornered jack
Emex spinosa (L.) Campd. Spinx emex
Euphorbia prunifolia Jacq Painted euphorbia, Leafy spurge
Ficaria verna Fig Buttercup
Galega officinalis L. Goatsrue
Helianthus ciliaris D.C. Texas Blueweed
Heracleum mantegazzianum Sommier & Levier Giant hogweed
Hydrilla verticillata (L. f.) Royle Hydrilla
Hygrophila polysperma (Roxb.) T. Anderson Indian hygrophila, Miramar weed
Imperata brasiliensis Trin. Brazilian satintail
Imperata cylindrica (L.) Beauv. Cogongrass
Inula britanica British yellowhead
Ipomoea aquatica Forsskal Water spinach, Swamp morningglory
Ipomoea triloba L. Threelobe morningglory, Little bell, Aiea morningglory
Ischaemum rugosum Salisbury Soramollagrass
Lagarosiphon major (Ridley) Moss Oxygen weed
Leptochloa chinensis (L.) Nees Chinese sprangletop
Limnophila sessiliflora (Vahl) Blume Limnophila, Ambulia
Lolium temulentum Darnel
Ludwigia hexapetala Water primrose
Ludwigia uruguayensis (Camb.) Hara Uraguay Primrose
Lycium ferocissimum Miers African boxthorn
Lythrum salicaria Purple loosestrife
Melaleuca quinquenervia (Cav.) T. Blake Paperbark tree
Melastoma malabathricum L. Banks melastoma, Melastoma
Mikania cordata (Burm. f.) B. L. Robins. African mile-a-minute
Mikania micrantha H.B.K. Mile-a-minute
Mimosa invisa Mart Giant sensitiveplant
Mimosa pigra L. Catclaw mimosa
Monochoria hastata (L.) Solms Arrowleaved Monochoria
Monochoria vaginalis (Burman f.) Kunth Pickerel Weed
Myriophyllum spicatum Eurasian watermilfoil
Najas minor All. Brittleleaf naid
Nassella trichotoma (Nees) Hackel ex Arech. Serrated tussock
Nymphoides cristata Crested Floating Heart
Nymphoides peltata Yellow Floating heart
Opuntia aurantiaca Lindley Jointed prickly pear
Orobanche spp. Except the following broomrape species: O. bulbosa, O. californica, O. cooperi, O. corymbosa, O. dugesii, O. fasciculate, O. ludoviciana, O. multicaulis, O. parishii, O. pinorum, O. uniflorum, O. valida, O. vallicola
Oryza longistaminata Chev. & Roehrich Wild red rice
Oryza punctata Kotschy ex Steudel Wild red rice
Oryza rufipogon Griffith Brownbeard rice
Oryza sativa L. Red Rice
Ottelia alismoides (L.) Pers. Duck-lettuce
Paspalum scrobiculatum L. Kodomillet
Pennisetum clandestinum Hochst. ex Chiov. Kikuyugrass
Pennisetum macrourum Trinius African feathergrass
Pennisetum pedicellatum Trinius Kyasumagrass
Pennisetum polystachion (L.) Schultes Missiongrass, Thinnapiergrass
Phragmites australis Common Reed
Pistia stratiotes Water lettuce
Polygonum perfoliatum Mile-a-minute weed
Prosopis alpataco R. A. Philippi Alpataco
Prosopis argentina Burkart Algarobilla
Rottboellia cochinchinensis (Lour.) W. Clayton itchgrass, Raoulgrass
Rubus fruticosus L. (complex) Wild blackberry
Rubus moluccanus L. Molucca raspberry
Saccharum spontaneum L. Wild sugarcane
Sagittaria sagittifolia L. Arrowhead
Salsola vermiculata L. Wormleaf salsola, Mediterranean saltwort
Salvinia auriculata Aublet Giant salvinia
Salvinia biloba Raddi Giant salvinia
Salvinia herzogii de la sota Giant salvinia
Salvinia molesta D. S. Mitchell Floating Fern
Setaria pallide-fusca (Schumacher)Stapf & C. E. Hubb Cattailgrass
Solanum tampicense Dunal Wetland nightshade
Solanum torvum Swartz Turkeyberry
Solanum viarum Dunal Tropical Soda Apple
Sparganium erectum L. Branched burreed
Spermacoce alata (Aublet) de Candolle winged false buttonweed
Striga spp. Witchweed
Trapa natans L. Water Chestnut, Waternut
Tridax procumbens L. Coat buttons, Tridax daisy
Urochloa panicoides Beauv. Liverseedgrass

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Scientific NameCommon Name
Acarapis woodi Tracheal Mite, Isle of White Disease
Adelges piceae Balsam woolly adelgid
Adelges tsugae Hemlock wooly adelgid
Aethina tumida Small hive beetle
Agrilus planipennis Emerald ash borer
Anastrepha ludens Mexican Fruit Fly
Anoplophora chinensis Citrus longhorned beetle
Anoplophora glabripennis Asian longhorned beetle
Anoplophora malasiaca Longhorn beetle
Anthonomus grandis Boll weevil
Aphis glycines Soybean aphid
Apis mellifera scutellata Africanized honeybee
Autographa gamma Silver Y Moth
Cactoblastis cactorum Cactus moth
Callidiellum rufipenne Smaller Japanese cedar longhorned beetle
Ceratitis capitata Mediterranean Fruit Fly
Cryptophlebia leucotreta False Codling Moth
Curculio elephas European Chestnut Weevil
Cydia funebrana Plum Fruit Moth
Cylas formicarius elegantulus Summers Sweet potato weevil
Dacus cucurbitae Melon Fly
Dacus dorsalis Oriental Fruit Fly
Dacus zonatus Peach Fruit Fly
Diaphorina citri Kuwayama Asian Citrus Psylid
Epiphyas postvittana Light Brown Apple Moth
Helicoverpa armigera Old World Bollworm
Lachnellula willkommii European Larch Canker
Lobesia botrana European Grape Vine Moth
Lycorma delicatula Spotted Lanternfly
Lymantria dispar Gypsy Moth
Maconellicoccus hirsutus (Green) Pink hibiscus mealybug
Myllocerus undecimpustulatus Exotic weevil
Pectinophora gossypiella Pink Bollworm
Popillia japonica Japanese Beetle
Solenopsis invicta Red Imported Fire Ant
Solenopsis richteri Forel Black imported fire ant
Spodoptera littoralis Egyptian Cottonworm
Spodoptera litura Cotton Leafworm
Tomicus piniperda Pine Shoot Beetle
Trogoderma granarium Khapra beetle
Varroa jacobsoni Varroa Mite

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Scientific NameCommon Name
Canidatus phytoplasma mali Apple proliferation phytoplasma
Candidatus Liberibacter asiaticus Citrus Greening, Huanglongbing (HLB)
Cronartium ribicola White Pine Blister Rust
Elsinoe australis Sweet Orange Scab
Guignardia citricarpa Citrus Black Spot
Melissococcus plutonius European Foulbrood
Paenibacillus larvae American Foulbrood
Parlatoria ziziphi Black Parlatoria Scale
Peronosclerospora philippinesis Philippine downy mildew
Phakopsora pachyrhizi Soybean Rust
Phytophthora infestans Late Blight
Phytophthora ramorum Sudden Oak Death, Ramorum canker
Plum pox potyvirus (PPV) Plum pox virus
Puccinia graminis Black Stem Rust, Black Stem Rust
Puccinia horiana Chrysanthemum white rust
Ralstonia solancearum race 3 biovar 2 Brown Rot, bacterial wilt
Soybean dwarf luteovirus (SbDV) Strawberry mild yellow edge-associated virus
Synchytrium endobioticum Potato wart
Tilletia indica Karnal bunt
Tomato black ring nepovirus (TBRV)
Tomato yellow leaf curl bigeminivirus Tomato leaf curl virus (TYLCV)
Unaspis yanonensis Arrowhead Scale
Xanthomonas spp. Sugarcane Diseases
Xanthomonas campestris pv.citri Citrus Canker
Xanthomonas oryzae pv. Oryzicola Bacterial leaf streak
Xylella fastidiosa Phony Peach Disease

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Scientific NameCommon Name
Achatina fulica Giant African snail
Globodera rostochiensis Golden Nematode
Helix aspersa Muller Brown garden snail
Heterodera zeae Corn Cyst Nematode
Megalobulimus oblongus Muller Giant South American snail
Meloidogyne enterolobii Guava Root Knot Nematode
Pomacea canaliculata Channeled Apple Snail
Theba pisana Muller White garden snail

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Seed Irish Potato Pests

Scientific Name

Common Name

Various genera Nematodes
Polerovirus Leaf roll
Nucleorhabdovirus Yellow dwarf
Phytophthora infestans Late blight
Giant hill
Curly dwarf
Stem end discoloration
Spinach leaf
Ralstonia solanacearum Bacterial wilt / Soft rot
Potato virus Y Mosaic (rugrose)
Microplasma Haywire
Potato spindle tuber viroid Spindle tuber
Potato leaf roll virus Net necrosis
Potato witches’ broom phytoplasma Witches' broom
Streptomyces scabies Scab
Synchytrium endobioticum Potato wart
Potato virus A Mild mosaic
Rhizoctonia solani Rhizoctonia
Phthorimaea operculella Tuber moth
Hair sprout
Sclerotium rolfsii Southern blight

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