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