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A combination of eradication & surveillance target species lists for the Northwest region (Humboldt and Del Norte counties). |
31 PLANTS |
Agrostis avenacea Pacific bentgrass
invasive non-native
Perennial grass ![]() 2021 John Rawlings
![]() 2016 Andrew Longman
![]() 2022 Donald Burk
|
Alternanthera philoxeroides Alligator weed, Alligatorweed
invasive non-native
Perennial herb ![]() 2020 Gina Darin
![]() 2020 Gina Darin
![]() 2020 Gina Darin
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Alyssum murale yellowtuft
non-native
Annual herb ![]() 2008 Carri Pirosko
![]() 2011 Carri Pirosko
![]() 2008 Carri Pirosko
|
Arundo donax Giant reed
invasive non-native
Perennial grass ![]() 2013 Miriam Sachs Martin
![]() 2020 Jennifer Mo
![]() 2018 Ron Vanderhoff
|
Brachypodium distachyon False brome, Purple false brome
invasive non-native
Annual, Perennial grass ![]() 2019 Ron Vanderhoff
![]() 2021 John Rawlings
![]() 2019 Ron Vanderhoff
|
Carduus nutans Musk thistle, Nodding plumeless thistle
invasive non-native
Perennial herb ![]() 2022 Bob Sweatt
![]() 2022 Bob Sweatt
![]() 2022 Bob Sweatt
|
Carthamus lanatus Woolly distaff thistle
invasive non-native
Annual herb ![]() 2019 Lenihan Mazur
![]() 2019 Danielle Carney
![]() 2019 Danielle Carney
|
Centaurea calcitrapa Purple star thistle, Red star thistle
invasive non-native
Annual, Perennial herb ![]() 2021 R.A. Chasey
![]() 2019 MCOSD EDRR
![]() 2022 R.A. Chasey
|
Centaurea virgata ssp. squarrosa Squarrose knapweed
invasive non-native
Perennial herb ![]() 2013 Gerald Carr
![]() 2013 Gerald Carr
![]() 2013 Gerald Carr
|
Chondrilla juncea Hogbite, Skeleton weed
invasive non-native
Perennial herb ![]() 2021 George Williams
![]() 2021 Julia Kosowitz
![]() 2021 Bob Sweatt
|
Cynara cardunculus Artichoke thistle, Cardoon
invasive non-native
Perennial herb ![]() 2019 Diane Etchison
![]() 2017 James Bailey
![]() 2018 Kalee Koeslag
|
Cynoglossum officinale Gypsyflower, Hound's tongue, Purple houndstongue
invasive non-native
Perennial herb ![]() 2016 Jim Moore
![]() 2018 Stella Copeland
![]() 2016 Jim Moore
|
Dittrichia graveolens Stinkwort
invasive non-native
Annual herb ![]() 2017 Bob Huttar
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Eichhornia crassipes Common water hyacinth
invasive non-native
Perennial herb ![]() 2021 Mike Russler
![]() 2018 Rachelle Gray
![]() 2020 Ron Vanderhoff
|
Euphorbia oblongata Eggleaf spurge
invasive non-native
Perennial herb ![]() 2021 Jennifer Mo
![]() 2019 Randy Huey
![]() 2019 Michael Sturtevant
|
Euphorbia virgata Leafy spurge
invasive non-native
Perennial herb ![]() 2019 Matt Weston
![]() 2019 Matt Weston
![]() 2015 Dean Kelch
|
Fallopia japonica Japanese knotweed
invasive non-native
Perennial herb ![]() 2021 Margot Cunningham
![]() 2019 John Malpas
![]() 2019 John Malpas
|
Fallopia sachalinensis Giant knotweed
invasive non-native
Perennial herb ![]() 2022 Patrick Hoffman
![]() 2001 CDFA
![]() 2017 Redwood Community Action Agency
|
Geranium lucidum Shining geranium
invasive non-native
Annual, Biennial herb ![]() 2021 Dana York
![]() 2016 Dr. Amadej Trnkoczy
![]() 2017 Domenic Bongio
|
Hydrilla verticillata Hydrilla, Waterthyme
invasive non-native
Perennial herb ![]() 2001 CDFA
![]() 2001 CDFA
![]() 2001 CDFA
|
Kochia scoparia Common red sage, Mexican fireweed, Summer cypress
invasive non-native
Annual herb ![]() 2013 Daniel Lubin
![]() 2013 Daniel Lubin
![]() 2013 Daniel Lubin
|
Lepidium appelianum Hairy whitetop
invasive non-native
Perennial herb ![]() 2019 Richard Spjut
![]() 2017 Leif Johnson
![]() 2019 Richard Spjut
|
Lythrum salicaria Purple loosestrife
invasive non-native
Perennial herb ![]() 2021 David popp
![]() 2015 Jean B Henney
![]() 2020 Katie Rian
|
Onopordum acanthium Scotch cottonthistle
invasive non-native
Perennial herb ![]() 2021 Diana Wing
![]() 2019 Catherine Talbot
![]() 2018 Joe Woods
|
Persicaria wallichii Himalayan knotweed
invasive non-native
Perennial herb ![]() 2017 Redwood Community Action Agency
![]() 2019 David Juliano
![]() 2014 Ramona Robison
|
Acroptilon repens Russian knapweed
non-native
Perennial herb ![]() 2017 Barbara Boethling
![]() 2014 Steve Matson
![]() 2017 Barbara Boethling
|
Sesbania punicea Red sesbania, Rattlebox
invasive non-native
Shrub ![]() 2020 Jennifer Mo
![]() 2017 Ellen Uhler
![]() 2021 HARDEEP BAINS
|
Tamarix parviflora Fourstamen tamarisk, Smallflower tamarisk
invasive non-native
Tree, Shrub ![]() 2020 Leslie Cobb
![]() 2020 Leslie Cobb
![]() 2015 Steve Matson
|
Tamarix ramosissima Saltcedar, Tamarisk
invasive non-native
Tree, Shrub ![]() 2020 Ron Vanderhoff
![]() 2017 Barbara Boethling
![]() 2000 Joe DiTomaso
|
Watsonia meriana Bulbil bugle lily
invasive non-native
Perennial herb ![]() 2019 Michael Perlmutter
![]() 2017 Juan de Dios Villarino
![]() 2019 Cynthia Powell
|