Home

CISAC has compiled the list below of over 1,700 species known to be invasive in California or a potential threat for introduction to the state. Please use the comment form below to let us know about: taxa that should be added or removed; species information that you would change; and species that you think should be a high priority for having a scorecard completed (choose Review Scorecards to see the list of scorecards already drafted). Make sure to click Save. Previous comments are displayed at the bottom of the page.

Download Species List (.csv) (to open in a Spreadsheet program)
This data download is provided to aid in the review of the draft invasive species list. We discourage other use of this data until it has been revised and finalized.

Scientific Name Common Name Type Subtype Extent Risk of Introduction First Sourcesort icon
Trichovirus aclsv Apple Chlorotic Leafspot Virus disease virus VALUE REQUIRED VALUE REQUIRED No list
Unknown pathogeic coronavirus- and arterivirus-like virus Yellowhead disease of shrimp disease virus VALUE REQUIRED VALUE REQUIRED No list
Unknown pathogenic virus 1 Australian lymphoidal Parvo-Like Virus of fish disease virus VALUE REQUIRED VALUE REQUIRED No list
Viral Hemorrhagic Septicemia Virus Viral Hemorrhagic Septicemia (VHS) disease virus VALUE REQUIRED VALUE REQUIRED No list
Okra Yellow Leaf Curl Agent Okra Yellow Leaf Curl Agent disease virus VALUE REQUIRED VALUE REQUIRED No list
Sorghum bicolor perennial sweet Sudan plant grass limited n/a (already in CA) NV Weed List
Alhagi maurorum camelthorn plant woody limited n/a (already in CA) NV Weed List
Sorghum almum Columbus grass plant grass not present moderate NV Weed List
Sorghum propinquum sorghum plant grass not present low NV Weed List
Phascogale spp. Brush-tailed marsupial mouse vertebrate mammal VALUE REQUIRED VALUE REQUIRED OR ISC Worst 100
Antechinus spp. Broad-footed marsupial mouse vertebrate mammal VALUE REQUIRED VALUE REQUIRED OR ISC Worst 100
Sminthopsis spp. Narrow-footed marsupial mouse vertebrate mammal VALUE REQUIRED VALUE REQUIRED OR ISC Worst 100
Caulerpa taxifolia Mediterranean strain plant algae limited high OR Weed List
Pennisetum clandestinum kikuyugrass plant grass widespread n/a (already in CA) OR Weed List
Ambrosia artemisifolia ragweed plant herbaceous widespread n/a (already in CA) OR Weed List
Anchusa officinalis common bugloss plant herbaceous limited n/a (already in CA) OR Weed List
Buddleja davidii butterflybush plant woody limited n/a (already in CA) OR Weed List
Echium plantagineum Paterson's curse plant herbaceous limited n/a (already in CA) OR Weed List
Nymphoides peltata yellow floating heart plant herbaceous limited n/a (already in CA) OR Weed List
Clematis vitalba old man's beard plant herbaceous limited n/a (already in CA) OR Weed List
Allaria petiolata garlic mustard plant herbaceous not present high OR Weed List
Hieracium pilosella mouseear hawkweed plant herbaceous not present moderate OR Weed List
Impatiens glandulifera policeman's helmet plant herbaceous not present moderate OR Weed List
Mimosa diplotricha giant sensitive plant plant woody not present low OR Weed List
Mimosa pellita lollipop mimosa plant woody not present low OR Weed List
Orobanche minor small broomrape plant herbaceous not present high OR Weed List
Pueraria montana var. lobata kudzu plant herbaceous not present moderate OR Weed List
Tussilago farfara coltsfoot plant herbaceous not present moderate OR Weed List
Digitaria abyssinica Digitaria abyssinica plant grass not present moderate OR Weed List
Alyssum murale yellowtuft plant herbaceous not present moderate OR Weed List
Alyssum corsicum yellowtuft plant herbaceous not present moderate OR Weed List
Agrilus coxalis golden spotted oak borer arthropod beetle limited n/a (already in CA) pest of concern
Bactrocera oleae Olive fruit fly arthropod fly widespread n/a (already in CA) pest of concern
Horidiplosis ficifolii Ornamental fig pest arthropod fly not present low Univ. Florida
Aulacaspis yasumatsui cycad aulacaspis scale arthropod scale, aphid not present high Univ. Florida
Uromyces transversalis Gladiolus Rust disease fungus limited n/a (already in CA) USDA pest
Aphis glycines soybean aphid arthropod scale, aphid not present high USDA pest
Harmonia axyridis Multicolored asian ladybeetle arthropod beetle not present high USDA pest
Trametes versicolor Wood decay disease fungus VALUE REQUIRED VALUE REQUIRED USDA pest
Xanthomonas anoxopodis pv. citri Citrus Canker disease bacterium not present high USDA Plant/Pest
Prosopis velutina mesquite plant woody limited n/a (already in CA) USDA Plant/Pest
Commelina benghalensis Benghal dayflower plant herbaceous limited n/a (already in CA) USDA Plant/Pest
Monochoria vaginalis heartshape false pickerelweed plant herbaceous limited n/a (already in CA) USDA Plant/Pest
Prosopis strombulifera creeping mesquite plant woody not present moderate USDA Plant/Pest
Salvinia auriculata giant salvinia plant herbaceous not present low USDA Plant/Pest
Emex australis three-cornered jack plant herbaceous limited n/a (already in CA) USDA Plant/Pest
Ottelia alismoides ducklettuce plant herbaceous not present high USDA Plant/Pest
Candidatus Liberibacter africanus Huanglongbing disease of citrus-African strain disease bacterium not present low USDA Plant/Pest
Candidatus Liberibacter americanus Huanglongbing disease of Citrus-Americas Strain disease bacterium not present moderate USDA Plant/Pest
Candidatus Liberibacter asiaticus Huanglongbing disease of Citrus-Asian Strain disease bacterium not present high USDA Plant/Pest
Ceratocystis fagacearum Oak wilt disease fungus not present moderate USDA Plant/Pest
Drymaria arenarioides lightening weed plant herbaceous not present moderate USDA Plant/Pest
Acarapis woodi honey bee tracheal mite arthropod widespread n/a (already in CA) USDA Plant/Pest
Acrolepiopsis assectella leek moth arthropod butterfly, moth not present high USDA Plant/Pest
Adoxophyes orana summer Fruit Tortrix Moth arthropod butterfly, moth not present high USDA Plant/Pest
Amphitetranychus viennensis fruit tree spider mite arthropod mite not present high USDA Plant/Pest
Anastrepha grandis South American cucurbit fruit fly arthropod fly not present high USDA Plant/Pest
Apis mellifera capensis Cape honeybee arthropod bee, wasp not present high USDA Plant/Pest
Apis mellifera scutellata Africanized honeybee arthropod bee, wasp limited n/a (already in CA) USDA Plant/Pest
Argyrotaenia pulchellana grey red-barred twist arthropod butterfly, moth not present low USDA Plant/Pest
Brachycerus spp. garlic beetles arthropod beetle not present moderate USDA Plant/Pest
Brevipalpus chilensis false grape mite arthropod mite not present high USDA Plant/Pest
Carposina niponensis peach fruit moth arthropod butterfly, moth not present low USDA Plant/Pest
Chrysis spp. cuckoo wasps arthropod bee, wasp not present moderate USDA Plant/Pest
Coelioxys spp. cuckoo bees arthropod bee, wasp not present low USDA Plant/Pest
Conogethes punctiferalis yellow peach moth arthropod butterfly, moth not present moderate USDA Plant/Pest
Conopomorpha cramerella cocoa pod borer arthropod butterfly, moth not present low USDA Plant/Pest
Conotrachelus aguacatae small avocado seed weevil arthropod beetle not present high USDA Plant/Pest
Conotrachelus spp. hidden snout weevils arthropod beetle not present moderate USDA Plant/Pest
Copturus aguacatae avocado stem weevil arthropod beetle not present high USDA Plant/Pest
Cryptorhynchus mangiferae mango seed weevil arthropod beetle not present low USDA Plant/Pest
Curculio elephas chestnut weevil arthropod beetle not present high USDA Plant/Pest
Curculio nucum hazelnut weevil arthropod beetle not present high USDA Plant/Pest
Cydia funebrana red plum maggot arthropod butterfly, moth not present high USDA Plant/Pest
Dryocosmus kuriphilus chestnut gall wasp arthropod bee, wasp not present high USDA Plant/Pest
Dyspessa ulula onion carpenter worm arthropod butterfly, moth not present moderate USDA Plant/Pest
Earias fabia spotted bollworm arthropod butterfly, moth not present moderate USDA Plant/Pest
Elytroteinus subtruncatus Fijian ginger weevil arthropod beetle not present moderate USDA Plant/Pest
Eriophyes gossypii cotton blister mite arthropod mite not present high USDA Plant/Pest
Eriophyes litchii lychee erinose mite arthropod mite not present moderate USDA Plant/Pest
Euscepes postfasciatus Indian sweetpotato weevil arthropod beetle not present high USDA Plant/Pest
Exosoma lusitanica leaf beetle arthropod beetle not present high USDA Plant/Pest
Furcaspis oceanica coconut red scale arthropod scale, aphid not present high USDA Plant/Pest
Haplothrips chinensis thrips arthropod thrips not present high USDA Plant/Pest
Hemimene juliana nut fruit tortrix arthropod butterfly, moth not present low USDA Plant/Pest
Holotrichia mindanaona white grub arthropod beetle not present moderate USDA Plant/Pest
Hypothenemus hampei coffee berry borer arthropod beetle not present moderate USDA Plant/Pest
Icerya aegyptiaca Egyptian fluted scale arthropod scale, aphid not present moderate USDA Plant/Pest
Leptocorisa acuta rice seed bug arthropod scale, aphid not present moderate USDA Plant/Pest
Leptoglossus chilensis brown Chilean leaf-footed bug arthropod scale, aphid not present moderate USDA Plant/Pest
Leucoptera malifoliella pear leaf blister moth arthropod butterfly, moth not present moderate USDA Plant/Pest
Listroderes subcinctus Chilean vegetable weevil arthropod beetle not present high USDA Plant/Pest
Lobesia botrana European Grapevine Moth arthropod butterfly, moth limited n/a (already in CA) USDA Plant/Pest
Maruca vitrata bean pod borer arthropod butterfly, moth not present high USDA Plant/Pest
Metamasius spp. bromeliad weevils arthropod beetle not present moderate USDA Plant/Pest
Mononychellus tanajoa green spider mite arthropod mite not present moderate USDA Plant/Pest
Naupactus xanthographus South American fruit tree weevil arthropod beetle not present moderate USDA Plant/Pest
Neomaskellia bergii sugarcane whitefly arthropod scale, aphid not present high USDA Plant/Pest
Omphisa anastomosalis sweetpotato vine borer arthropod beetle not present moderate USDA Plant/Pest
Opogona sacchari banana moth arthropod butterfly, moth not present high USDA Plant/Pest