"EDRR", "A", or "B" Designated Weeds - Baker County Weed District - Noxious Weed List 2020-2021

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Baker County Weed District - Noxious Weed List 2020-2021

                      “EDRR”, “A”, or “B” Designated Weeds
                             All Listed Weeds are Eligible for Cost-Share

          “Early Detection/Rapid Response (EDRR) ” – Not Present in Baker
          County or Very Few Known Sites: Controlled at the expense of the Baker County
          Weed District which includes inventorying, treating, monitoring, and other follow-up
          activities.

          African rue (T)*                                              Peganum harmala
          +Black henbane                                                Hyoscyamus niger
          Broom
                   French*                                              Genista monspessulana
                   Portuguese* (T)                                      Cytisus striatus
                   Scotch*^                                             Cytisus scoparius
                   Spanish*                                             Spartium jundeum
          Buffalobur*                                                   Solanum rostratum
          Butterfly bush*                                               Buddleja davidii (B. variabilis)
          Camelthorn*                                                   Alhagi pseudalhagi
          Cape-ivy*                                                     Delairea odoraata
          Common bugloss**                                              Anchusa officinalis
          Common frogbit*                                               Hydrocharis morsus-ranae
          Common reed*                                                  Phragmities australis spp. Australis
          Cordgrass
                   Common*                                              Spartina anglica
                   Dense-flower* (T)                                    Spartina desiflora
                   Saltmeadow*(T)                                       Spartina patens
                   Smotth* (T)                                          Spartina alterniflora
          Creeping yellow cress*                                        Rorippa sylvestris
          Cutleaf teasel*                                               Dipsacus laciniatus
          Delta arrowhead* (T)                                          Sagittaria platyphyla
          Dodder
                   Smoothseed alfalfa*                                  Cuscuta approimata
                   Five-angled*                                         Cuscuta pentogona
                   Bigseed*                                             Cuscuta indecora
          Dyers Woad*                                                   Istasis tinctoria
          Eurasian watermilfoil*                                        Myriophyllum spicatum
          European water chestnut*                                      Trapa natans
          False broom*                                                  Brachypodium sylvaticum
          Flowering rush* (T)                                           Butomus umbellatus
          Garlic mustard* (T)                                           Alliaria petiolata
          Garden yellow loosestrife*(T)                                 Lysimachia vulgaris
          Geranium
                   Herb Robert*                                         Geranium robertianum
                   Shiny leaf*                                          Geraniium lucidum
          Giant hogweed* (T)                                            Heacleum mantegazzianum
Underlined Plants – Prior to 2020/2021      Aquatic Plants light colored (T) Designated weed high priority from ODA and Baker County
*State A Listing (not currently found in Baker County) ** State B Listing ^ BioControl Insects Available + Baker County Only
Baker County Weed District - Noxious Weed List 2020-2021

          Goatgrass
                   Barbed* (T)                                          Aegilops triuncialis
                   Ovate*                                               Aegilops ovata
          Gorse* (T)                                                    Ulex europaeus
          Halogeton*                                                    Halogeton glomeratus
          Hawkweed
                   King-devil*                                          Hieracium piloselloides
                   Meadow** (T)                                         Pilosella caespitosum (Hieracium)
                   Mouse-ear* (T)                                       Hieracium pilosella
                   Orange* (T)                                          Hieracium aurantiacum
                   Yellow* (T)                                          Hieracium floribundum
          Hoary alyssum* (T)                                            Berteroa incana
          Hydrilla* (T)                                                 Hydrilla verticillata
          Ivy
                   Atlantic*                                            Hedera Hibernica
                   English*                                             Hedera helix
          Japanese dodder*                                              Cuscuta japonica
          Johnsongrass**                                                Sorgum halepense
          Jubata grass**                                                Cortaderia jubata
          Knotweed
                   Bohemian**                                           Fallopia x bohemica
                   Giant**                                              Fallopia sachalinensis (Polygonum)
                   Himalayan**                                          Polyfonuym polystachyum
                   Japanese**                                           Fallopia japonica (Polygonum)
          Kudzu* (T)                                                    Pueraria lobate
          Matgrass* (T)                                                 Nardus stricta
          Meadow knapweed**                                             Centaurea pratensis
          Mediterranean sage**^                                         Salvia aethiopis
          Oblong spurge (T)                                             Euphorbia oblongata
          Old man’s beard**                                             Clematis vitalba
          Parrot feather milfoil**                                      Myrophylklum aquaticum
          Paterson’s curse* (Viper’s bugloss)(T)                        Echium plantagineum
          Perennial peavine**                                           Lathyrus latifolius
          Pheasants eye**                                               Adonis aestivalis
          Policeman’s helmet**                                          Impatiens glandulifera
          Purple nutsedge*                                              Cuyperus rotundus
          Purple loosestrife**^                                         Lythrum salicaria
          Primrose willow
                   Large-flower** (T)                                   Ludwifia grandiflora
                   Water primrose** (T)                                 Lundwigia hexapetqala
                   Floating**(T)                                        Ludwigia peploides
          Ragweed*                                                      Ambrosia artemisiifolia
          Ravennagrass* (T)                                             Saccharum elaeagnifolium
          Small broomrape**                                             Orabanche minor
          South American waterweed**                                    Egeria densa (Elodea)
          Spanish heath**                                               Erica lusitanica
          Spiny cocklebur**                                             Xanthiu spinosum
          Spikeweed**                                                   Hemizonia pungens
          Spurge laurel**                                               Daphne laureola
          Squarrose knapweed** (T)                                      Centurea virgate
Underlined Plants – Prior to 2020/2021      Aquatic Plants light colored (T) Designated weed high priority from ODA and Baker County
*State A Listing (not currently found in Baker County) ** State B Listing ^ BioControl Insects Available + Baker County Only
Baker County Weed District - Noxious Weed List 2020-2021

          Starthistle
                   Iberian* (T)                                         Centaurea iberica
                   Purple* (T)                                          Centaurea calcitrapa
          Syrian bean-caper*                                            Zygophyllum fabago
          Thistle
                   Italian**                                            Darduus pycnocephalus
                   Milk**^                                              Silybum marianum
                   Musk**^                                              Carduus nutans
                   Plumless* (T)                                        Carduus acanthoides
                   Slenderflower**^                                     Carduus tenuiflorus
                   Smooth distaff*                                      Carthamus baeticus
                   Taurian* (T)                                         Carduus tauricum
                   +Turkish*                                            Carduus cinereus
                   Welted (curley plumeless)*(T)                        Carduus crispus
                   Woolly distaff* (T)                                  Carthamus lanatus
          Velvetleaf**                                                  Abutilon theophrasti
          Water solders                                                 Stratiotes aloides
          Whitetop
                   Hairy**                                              Lepidium pubescens
                   Lens-podded**                                        Lepidium chalepensis
          West Indian spongeplant                                       Limnobium laevigatum
          White bryonia                                                 Bryonia alba
          Yellow archangel**                                            Lamiastrum galeobdolon
          Yellow floating heart (T)                                     Nymphoides peltata
          Yellow nutsedge**                                             Cyperus esculentus
          Yellowtuft (T)                                                Alyssum murale, A. corsium

Underlined Plants – Prior to 2020/2021      Aquatic Plants light colored (T) Designated weed high priority from ODA and Baker County
*State A Listing (not currently found in Baker County) ** State B Listing ^ BioControl Insects Available + Baker County Only
Baker County Weed District - Noxious Weed List 2020-2021

                                      “A” Designated Weeds –
Mandatory Control County-wide and eligible for 50% Cost-Share Herbicide
Refund. A weed of known economic importance which occurs in the state/county in small enough
infestations to make eradication or containment possible; or is not known to occur, but its presence in
neighboring counties make future occurring in Baker County eminent.

Recommended action: Infestations are subject to eradication or intensive control when and where
found.

          Buffalobur (T)**                                   Solanum rostratum
          Common crupina (T)**                               Crupina vulgaris
          Hoary cress (Whitetop)**                           Lepidium draba
                   Hoary cress (Whitetop) is listed as an “A” weed in designated areas of the County. Pine
          Valley, Baker Valley, Ebell Creek, Sutton Creek, Bowen Valley, and Sumpter areas are Mandatory
          Control. Contact Baker County Weed Control for specific information at 541-523-0618.

          +Horseweed (Mare’s tail) (T)                                  Erigeron canadensis
          Houndstongue (T)                                              Cynoglossum officinale
          Knapweed
                  Diffuse (T)**^                                        Centaurea diffusa
                  Russian (T)**^                                        Acroptiloon repens
                  Spotted (T)**^                                        Centaurea maculosa
          Leafy spurge (T)**^                                           Euphorbia esula
          + Oxeye daisy (T)                                             Leucanthemum vulgare
          Perennial pepperweed (T)**                                    Lepidium latifolium
          Poison hemlock (T)^                                           Conium maculatum
          +Queen Ann’s lace (Wild carrot)                               Daucus carota
          Rush skeletonweed (T)**^                                      Chondrilla juncea
          Salt Cedar**^                                                 Tamarix ramosissima
          +Scentless chamomile (T)                                      Tripleurospermum maritimum
          Tansy ragwort (T)**                                           Senecio jacobaea
          Yellowflag iris (T)**                                         Iris pseudacorus
          Yellow starthistle (T)**                                      Centaurea solstitialis
          Yellow toadflax (T)                                           Linaria vulgaris

Underlined Plants – Prior to 2020/2021      Aquatic Plants light colored (T) Designated weed high priority from ODA and Baker County
*State A Listing (not currently found in Baker County) ** State B Listing ^ BioControl Insects Available + Baker County Only
Baker County Weed District - Noxious Weed List 2020-2021

                                         “B” Designated Weeds
Widespread and of Concern. Eligible for 50% Cost-Share Herbicide Refund.
A weed of economic importance which is regionally abundant, but which may have limited distribution is
some areas.

Recommended action: Limited to control at the county or regional level as determined on a site specific,
case-by-case basis. Where implementation of a fully integrated countywide management plan is not
feasible, biological insect control (when available) shall be the primary control method.

          + Chicory                                         Cichorium intybus
          + Common mullein                                  Verbascum thapsis
          + Common Tansy (T)                                Tanacetum vulgare
          Dalmation Toadflax                                Linaria dalmatica
          Field bindweed**^ (Morningglory)                  Convolvulus arvensis
          +FullersTeasel (Common)                           Dipsacus fullonum
           Hoary cress (Whitetop)                           Lepidium draba
                   NOTE!: Hoary cress is a “B” weed in all other areas of the County not listed in the above
                   section. Contact Baker County Weed Control for specific information at 541-523-0618
          Indigo bush                                       Amorpha fruticose
          Jointed goatgrass                                 Aegilops cylindrical
          Medusahead wildrye                                Taeniatherum caput-medusae
          Myrtle spurge                                     Euphorbia myrsinites
          Puncturevine^                                     Tribulus terrestris
          Reed canary grass (Ribbongrass) (T)**             Phalaris arundinadea var. Picta
          Russian thistle **                                Salsola iberica
          St. Johnswort^ (Klamathweed)                      Hypericum perforatum
          Sulfur cinquefoil                                 Potentilla recta
          Thistle
                   Bull                                     Cirsium vulgare
                   Canada                                   Cirsium arvense
                   Scotch                                   Onopordum acanthium
          Tree of Heaven                                    Ailanthus altissima
          Ventenata (African wiregrass)**                   Ventenata dubia

Underlined Plants – Prior to 2020/2021      Aquatic Plants light colored (T) Designated weed high priority from ODA and Baker County
*State A Listing (not currently found in Baker County) ** State B Listing ^ BioControl Insects Available + Baker County Only
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