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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
|
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Alternanthera philoxeroides Alligator weed, Alligatorweed
• invasive non-native
Perennial herb 
2019 Robin Carter
2023 Ron Vanderhoff
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 
2021 R.A. Chasey
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Cynoglossum officinale Gypsyflower, Hound's tongue, Purple houndstongue
• invasive non-native
Perennial herb 
2019 Raymond Gill
2019 Raymond Gill
2019 Raymond Gill
|
|
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 
2015 Judy and Barry Breckling
2018 Rachelle Gray
2020 Ron Vanderhoff
|
|
Euphorbia oblongata Eggleaf spurge
• invasive non-native
Perennial herb 
2017 Gary McDonald
2019 Randy Huey
2017 Gary McDonald
|
|
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
2023 John Malpas
|
|
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
2022 Ron Vanderhoff
|
|
Watsonia meriana Bulbil bugle lily
• invasive non-native
Perennial herb 
2019 Michael Perlmutter
2019 Cynthia Powell
2019 Cynthia Powell
|
