Invasive Plants of California's Central Coast Region
From CCoWS Wiki
An environmental summary created by the ENVS 560/L Watershed Systems class at CSUMB.
This page is a list of non-native, invasive plants that fall under one of two categories: 1) plant species being actively managed, or proposed for future control by organizations involved in the conservation and restoration of open space in California's Central Coast Region, or 2) plant species recommended for management and observation at a county-wide and regional scales. Information regarding the presence of a species by county was gathered from the Calflora Observation Hotline.
Key to abbreviations
Central Coast Counties | Agencies | ||
Santa Clara | SCL | BLM | United States Bureau of Land Management (BLM) |
Santa Cruz | SCR | RCDMC | Resource Conservation District of Monterey County (RCDMC) |
San Benito | SBT | MPRPD | Monterey Peninsula Regional Park District (MPRPD) |
Monterey | MON | CA State Parks | California Department of Parks and Recreation |
San Luis Obispo | SLO | ESF | Elkhorn Slough Foundation (ESF) |
Santa Barbara | SB | ESNERR | Elkhorn Slough National Estuarine Research Reserve (ESNERR) |
Table
- (*) = Monterey County Agricultural Commissioner - Monterey County Weed Threat
- (ET) = Central Coast Regional Strategic Plan - Eradication target
- (ST) = Central Coast Regional Strategic Plan - Surveillance target
- (ED) = Central Coast Regional Strategic Plan - Early detection target
Family | Common Name | Scientific Name | Counties | Organizations involved in management of Central Coast Region | Examples of where species is being controlled |
---|---|---|---|---|---|
Aizoaceae | Carpobrotus edulis, C. chilensis | Hottentot fig, iceplant, sea fig | SCR, MON, SLO, SB | CA State Parks, BLM, ESF/ESNERR, MPRPD | Point Lobos SNR [1], Fort Ord Dunes State Park [2], Marina State Beach [3], Moss Landing State Beach [4], Fort Ord National Monument [5], Elkhorn Slough [6], Palo Corona Regional Park [7], Marina Dunes Preserve [8] |
Aizoaceae | Conicosia pugioniformis | Narrow leaved iceplant | SCR, MON, SLO, SB | MPRPD | Marina Dunes Preserve [8] |
Aizoaceae | Tetragonia tetragonioides | New zealand spinach | SCL, SCR, MON, SLO, SB | MPRPD | Marina Dunes Preserve [8] |
Alliaceae | Allium triquetrum | White flowered onion | SCL, SCR, MON, SLO, SB | BLM | Fort Ord National Monument [5] |
Apiaceae | Conium maculatum | Poison hemlock | SCL, SCR, MON, SBT, SLO, SB | CA State Parks, Santa Lucia Conservancy [9], BLM, ESF/ESNERR, MPRPD, RCDMC | Point Lobos SNR [1], Fort Ord National Monument [5], Elkhorn Slough [6], Palo Corona Regional Park [7], Carmel River [10] |
Apiaceae | Foeniculum vulgare | Fennel | SCL, SCR, MON, SBT, SLO, SB | CA State Parks, BLM, ESF/ESNERR, MPRPD | Point Lobos SNR [1], Fort Ord National Monument [5], Elkhorn Slough [6], Palo Corona Regional Park [7] |
Apocynaceae | Vinca majora | Bigleaf periwinkle | SCL, SCR, MON, SBT, SLO, SB | CA State Parks, ESF/ESNERR, MPRPD | Point Lobos SNR [1], Elkhorn Slough [6], Palo Corona Regional Park [7] |
Araceae | Zantedeschia aethiopica | Calla lily | SCL, SCR, MON, SLO, SB | BLM, ESF/ESNERR | Fort Ord National Monument [5], Elkhorn Slough [11] |
Araliaceae | Hedera helix | English ivy | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR, MPRPD | Elkhorn Slough [6], Palo Corona Regional Park [7] |
Asparagaceae | Asparagus asparagoides | African asparagus fern, bridal creeper | SCL, SCR, MON, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Asteraceae | Ageratina adenophora * | Stinky snakeroot, Thoroughwort | SCR, MON, SLO, SB | MPRPD | Palo Corona Regional Park [7] |
Asteraceae | Anthemis cotula | stinking chamomile | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Asteraceae | Arctotheca calendula * | Cape weed | SCR, MON, SLO, SB | ||
Asteraceae | Carduus pycnocephalus | Italian thistle | SCL, SCR, MON, SBT, SLO, SB | CA State Parks, Santa Lucia Conservancy [9], ESF/ESNERR, MPRPD, RCDMC | Point Lobos SNR [1], Elkhorn Slough [6], Palo Corona Regional Park [7], Carmel River [10] |
Asteraceae | Carthamus lanatus (ST) | Wooly distaff thistle | SCL, SLO, SB | ||
Asteraceae | Centaurea diffusa (ET) | Diffuse knapweed | SCL, MON | ||
Asteraceae | Centaurea melitensis | Tocalote | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR, MPRPD | Elkhorn Slough [6], Palo Corona Regional Park [7], Marina Dunes Preserve [8] |
Asteraceae | Centaurea solstitialis * | Yellow star thistle | SCL, SCR, MON, SBT, SLO, SB | Santa Lucia Conservancy [9], BLM, RCDMC | Fort Ord National Monument [5], Carmel River [10] |
Asteraceae | Centaurea stoebe (ET) | Spotted knapweed | SCL, MON, SB | BLM, ESF/ESNERR | Fort Ord National Monument [5] |
Asteraceae | Chondrilla juncea (ET) | Skeleton weed | SCL, MON, SLO, SB | ||
Asteraceae | Cirsium vulgare | Bull thistle | SCL, SCR, MON, SBT, SLO, SB | Santa Lucia Conservancy [9], ESF/ESNERR, MPRPD | Elkhorn Slough [6], Palo Corona Regional Park [7] |
Asteraceae | Delairea odorata * | Cape ivy | SCL, SCR, MON, SBT, SLO, SB | CA State Parks, Santa Lucia Conservancy [12], ESF/ESNERR, MPRPD, RCDMC | Point Lobos SNR [1], Elkhorn Slough [6], Palo Corona Regional Park [7], Carmel River [10] |
Asteraceae | Dittrichia graveolens | Stinkwort | SCL, SCR, MON, SBT, SLO, SB | Santa Lucia Conservancy [9], BLM | Fort Ord National Monument [5] |
Asteraceae | Helicrysum petiolare (ST) | Licorice plant | MON, SLO | ||
Asteraceae | Helminthotheca echioides | Bristly ox-tongue | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Asteraceae | Hypochaeris radicata | Hairy cats ear | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Asteraceae | Lactuca serriola | Prickly lettuce | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Asteraceae | Onopordum acanthium * | Scotch cottonthistle | SCR, MON, SBT, SB | ||
Asteraceae | Onopordum tauricum * | Taurian thistle | MON | ||
Asteraceae | Senecio glomeratus | Cutleaf burnweed, fireweed | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR, MPRPD | Elkhorn Slough [6], Palo Corona Regional Park [7] |
Asteraceae | Senecio vulgaris | Common groundsel | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR, MPRPD | Elkhorn Slough [6], Marina Dunes Preserve [8] |
Asteraceae | Silybum marianum | Milk thistle | SCL, SCR, MON, SBT, SLO, SB | CA State Parks, Santa Lucia Conservancy [9], BLM, ESF/ESNERR, MPRPD | Point Lobos SNR [1], Fort Ord National Monument [5], Elkhorn Slough [6], Palo Corona Regional Park [7] |
Asteraceae | Sonchus species (asper, oleraceus) | Sow thistle | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Asteraceae | Xanthium strumarium | Rouch cockleburr | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Boranginaceae | Pride of madeira | Echium candicans | SCL, SCR, MON, SBT, SLO, SB | MPRPD | Palo Corona Regional Park [7] |
Boranginaceae | Forget me not | Myosotis latifolia | SCL, SCR, MON, SLO | ESF/ESNERR | Elkhorn Slough [6] |
Brassicaceae | Black mustard | Brassica nigra | SCL, SCR, MON, SBT, SLO, SB | CA State Parks, BLM, MPRPD | Point Lobos SNR [1], Fort Ord National Monument [5], Palo Corona Regional Park [7], Marina Dunes Preserve [8] |
Brassicaceae | Field mustard | Brassica rapa | SCL, SCR, MON, SBT, SLO, SB | RCDMC | Carmel River [10] |
Brassicaceae | Sea rocket | Cakile maritima | SCL, SCR, MON, SLO, SB | CA State Parks | Moss Landing State Beach [4] |
Brassicaceae | Shepher's purse | Capsella bursa-pastoris | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Brassicaceae | Hoary cress | Lepidium chalepense | SCL, SCR, MON, SBT, SLO, SB | BLM, ESF/ESNERR | Fort Ord National Monument [5], Elkhorn Slough [6] |
Brassicaceae | Wild radish | Raphanus sativus | SCL, SCR, MON, SBT, SLO, SB | MPRPD, RCDMC | Palo Corona Regional Park [7], Marina Dunes Preserve [8], Carmel River [10] |
Caryophyllaceae | Chickweed | Sellaria media | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Chenopodiaceae | Australian saltbush | Atriplex semibaccata | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Fort Ord National Monument [5], Elkhorn Slough [6] |
Chenopodiaceae | Lamb's quarters | Chenopodium album | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Chenopodiaceae | common red sage, Mexican fireweed | Kochia scoparia (ET) | MON, SLO, SB | ||
Chenopodiaceae | Russian thistle | Salsola tragus | SCL, SCR, MON, SBT, SLO, SB | BLM, ESF/ESNERR | Fort Ord National Monument [5], Elkhorn Slough [6] |
Convolvulaceae | Field bindweed | Convolvulus arvensis | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Dipsacaeceae | Fuller's teasel | Dipsacus fullonum | SCL, SCR, MON, SBT, SLO, SB | BLM | Fort Ord National Monument [5] |
Fabaceae | Silver wattle | Acacia dealbata | SCL, SCR, MON, SBT, SLO | RCDMC, MPRPD | Carmel River [10], Marina Dunes Preserve [8] |
Fabaceae | Black wattle | Acacia decurrens | SCR, MON, SLO, SB | RCDMC | Carmel River [10] |
Fabaceae | Stink bean, Albizia | Albizia lophantha | SCR, MON, SLO, SB | MPRPD | Palo Corona Regional Park [7] |
Fabaceae | French broom | Genista monspessulana * | SCL, SCR, MON, SBT, SLO, SB | CA State Parks, Santa Lucia Conservancy [9], BLM, ESF/ESNERR, MPRPD, RCDMC | Point Lobos SNR [1], Fort Ord National Monument [5], Elkhorn Slough [6], Palo Corona Regional Park [7], Carmel River [10] |
Fabaceae | Everlasting pea, sweet pea | Lathyrus latifolius * | SCL, SCR, MON, SLO, SB | BLM | [5] |
Fabaceae | White horehound | Marrubium vulgare | SCL, SCR, MON, SBT, SLO, SB | BLM, ESF/ESNERR | Fort Ord National Monument [5], Elkhorn Slough [6] |
Fabaceae | Rattlebox, scarlet wisteria | Sesbania punicea (ST) | |||
Geraniaceae | Redstem stork's bill | Eodium cicutarium | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Hypericaceae | Klamath weed | Hypericum perforatum | SCL, SCR, MON, SBT, SLO | BLM | Fort Ord National Monument [5] |
Iridaceae | Paleyellow iris | Iris pseudacorus | SCL, SCR, MON, SBT, SLO, SB | MPRPD | Palo Corona Regional Park [7] |
Iridaceae | Bulbil bugle lily | Watsonia meriana (ET) | SCR, SLO | ||
Lythraceae | Purple loosestrife | Lythrum salicaria (ET, ED) | SCL, SCR, MON | ||
Malvaceae | Mallow | Malva species (parviflora, neglecta) | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR, RCDMC | Elkhorn Slough [6], Carmel River [10] |
Myrtaceae | Blue gum | Eucalyptus globulus | SCL, SCR, MON, SBT, SLO, SB | BLM, MPRPD, RCDMC | Fort Ord National Monument [5], Elkhorn Slough [6], Marina Dunes Preserve [8], Palo Corona Regional Park [7], Carmel River [10] |
Myrtaceae | Australian tea tree | Leptospermum laevigatum | SCL, MON, SLO, SB | BLM, ESF/ESNERR | Fort Ord National Monument [5] |
Oxalidaceae | Creeping wood sorrel | Oxalis corniculata | SCL, SCR, MON, SLO, SB | ESF/ESNERR | Elkhorn Slough [6] |
Oxalidaceae | Bermuda buttercup | Oxalis pes-caprae | SCL, SCR, MON, SBT, SLO, SB | BLM, ESF/ESNERR, MPRPD | Fort Ord National Monument [5], Elkhorn Slough [6], Palo Corona Regional Park [7] |
Plantaginaceae | Purple foxglove | Digitalis purpurea (ST) | SCL, SCR, MON, SLO, SB | ||
Plantaginaceae | Dalmatian toadflax | Linaria dalmatica ssp. dalmatica (ST) | MON, SLO, SB | ||
Plantaginaceae | Plantain | Plantago species (major, lanceolata) | SCL, SCR, MON, SBT, SLO, SB | ESF/ESNERR, MPRPD | Elkhorn Slough [6], Marina Dunes Preserve [8] |
Poaceae | Barbed goatgrass | Aegilops triuncialis (ET) | SCL, SCR, SLO | ||
Poaceae | European dune grass | Ammophila arenaria | SCR, MON, SLO, SB | CA State Parks, MPRPD | Moss Landing State Beach [4], Marina Dunes Preserve [8] |
Poaceae | Giant reed | Arundo donax * | SCL, SCR, SBT, MON, SLO, SB | CA State Parks, BLM, RCDMC | Fort Ord National Monument [5], Salinas River [13] Cite error: Closing </ref> missing for <ref> tag
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