Status of invasive plants within the Provincial EDRR Process

Last updated on January 30, 2026

EDRR Invasive Plant Status
Scientific Name	Common Name	Step 1: Early Detection	Step 2: Identif- ication	Step 3: Alert Screening	Step 4: Risk Assessment	Step 5: Rapid Response	Step 6: Monitor & Reassess
Hyoscyamus niger	Black henbane	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Egeria densa	Brazilian elodea	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Phragmites australis subsp australis	European common reed	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Butomus umbellatus	Flowering rush	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Hieracium pilosella	Mouse-ear hawkweed	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Ventenata dubia	North African grass	Present	Confirmed	Eradication Candidate - NO	Complete - Not EDRR	n/a	n/a
Lepidium latifolium	Perrenial pepperweed	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Geranium lucidum	Shiny geranium	Present	Confirmed	Eradication Candidate - NO	Complete - Not EDRR	n/a	n/a
Brachypodium sylvaticum	Slender false brome	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Spartina densiflora	Spartina/Dense-flowered cordgrass	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Spartina anglica	Spartina/English cordgrass	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Spartina patens	Spartina/Salt-meadow cordgrass	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Spartina alterniflora	Spartina/Saltwater cordgrass	Not present	n/a	n/a	Complete	n/a	-
Abutilon theophrasti	Velvet leaf	Present	Confirmed	Eradication Candidate - NO	Complete - Not EDRR	n/a	n/a
Pistia stratiotes	Water lettuce	Present	Confirmed	Complete - Provincial Response	Complete	In progress	In progress
Nymphoides peltata	Yellow floating heart	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Hydrilla verticillata	Hydrilla	Not present	n/a	n/a	Complete	n/a	n/a
Pueraria montana	Kudzu	Not present	n/a	n/a	Complete	n/a	n/a
Taeniatherum caput-medusae	Medusahead	Not present	n/a	n/a	Complete	n/a	n/a
Centaurea macrocephala	Bighead knapweed	Present	Confirmed	Eradication candidate - No	Complete - Not EDRR	n/a	n/a
Potamogeton crispus	Curly leaf pondweed	Present	Confirmed	Eradication candidate - No	Complete - Not EDRR	n/a	n/a
Lysimachia vulgaris	Garden yellow loosestrife	Present	Confirmed	Eradication candidate - No	Complete - Not EDRR	n/a	n/a
Alliaria petiolata	Garlic mustard	Present	Confirmed	Eradication candidate - No	Complete - Not EDRR	n/a	n/a
Glyceria maxima	Giant manna grass	Present	Confirmed	Eradication candidate - No	Complete - Not EDRR	n/a	n/a
Myriophyllum aquaticum	Parrot's feather	Present	Confirmed	Eradication candidate - No	Complete - Not EDRR	n/a	n/a
Schoenoplectiella mucronata	Ricefield/Bog bullrush	Not present	n/a	Eradication candidate - No	Complete - Not EDRR	n/a	n/a
Cyperus esculentus	Yellow nutsedge	Present	Confirmed	Eradication candidate - No	Complete - Not EDRR	n/a	n/a
Peganum harmala	African rue	Not present	n/a	n/a	Complete	n/a	n/a
Aegilops cylindrica	Jointed goatgrass	Present	Confirmed	Complete - Federal Response	In progress	In progress	-
Echium plantagineum	Paterson's curse	Present	Confirmed	Complete - Federal Response	In progress	In progress	-
Arundo donax	Giant reed	Present	Confirmed	Complete - Federal Response	Complete	In progress	-
Isatis tinctoria	Dyer's woad	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Centaurea melitensis	Maltese star thistle	Present	Confirmed	Eradication candidate - NO	Complete - Not EDRR	n/a	n/a
Paulownia tomentosa	Princess tree	Present	Confirmed	Eradication Candidate - NO	Complete - Not EDRR	n/a	n/a
Eichhornia crassipes	Water hyacinth	Present	Confirmed	Complete - Provincial Response	Complete	In progress	In progress
Salvinia molesta	Giant salvinia	Present	Confirmed	Eradication candidate - Yes	Containment in progress	-	-
Cabomba caroliniana	Cabomba	Not present	n/a	n/a	In progress	n/a	n/a
Alhagi maurorum	Camelthorn	Not present	n/a	n/a	In progress	n/a	n/a
Salvia sclarea	Clary sage	Present	Confirmed	Eradication Candidate - NO	Complete - Not EDRR	n/a	n/a
Crupina vulgaris	Common crupina	Not present	n/a	n/a	In progress	n/a	n/a
Salvia pratensis	Meadow clary	Present	Confirmed	Eradication Candidate - NO	Complete - Not EDRR	n/a	n/a
Cyperus rotundus	Purple nutsedge	Not present	n/a	n/a	In progress	n/a	n/a
Alopecurus myosuroides	Slender foxtail	Not present	n/a	n/a	In progress	n/a	n/a
Milium vernale	Spring milletgrass	Not present	n/a	n/a	Complete	n/a	n/a
Centaurea virgata	Squarrose knapweed	Not present	n/a	n/a	In progress	n/a	n/a
Helianthus ciliaris	Texas blueweed	Not present	n/a	n/a	In progress	n/a	n/a
Stratiotes aloides	Water soldier	Not present	n/a	n/a	In progress	n/a	n/a
Centaurea solstitilis	Yellow starthistle	Not present	n/a	n/a	Not complete	n/a	n/a
Euphorbia oblongata	Eggleaf spurge	Present	Confirmed	Complete - Provincial Response	Complete	In progress	-
Galega officinalis	Goat's rue	Present	Confirmed	Complete - Provincial Reponse	Complete	In progress	-
Halogeton glomeratus	Halogeton/Saltover	Not present	n/a	n/a	Not complete	n/a	n/a
Centaurea iberica	Iberian starthistle	Not present	n/a	n/a	Not complete	n/a	n/a
Carduus pycnocephalus	Italian thistle	Not present	n/a	n/a	Not complete	n/a	n/a
Sorghum halepense	Johnsongrass	Not present	n/a	n/a	Not complete	n/a	n/a
Salvia aethiopis	Mediterranean sage	Not present	n/a	n/a	Not complete	n/a	n/a
Centaurea calcitrapa	Purple starthistle	Not present	n/a	n/a	Not complete	n/a	n/a
Odontites serotina	Red bartsia	Not present	n/a	n/a	Not complete	n/a	n/a
Solanum elaeagnifolium	Silverleaf nightshade	Not present	n/a	n/a	Not complete	n/a	n/a
Thymelaea passerina	Spurge flax	Not present	n/a	n/a	Not complete	n/a	n/a
Zygophyllum fabago	Syrian bean-caper	Not present	n/a	n/a	Not complete	n/a	n/a
Carduus tenuiflorus	Thistle, Slenderflower/Winged	Not present	n/a	n/a	Not complete	n/a	n/a
Cytisus striatus	Portuguese brome	Present	Confirmed	Eradication Candidate - NO	Complete - Not EDRR	n/a	n/a
Genista monspessulana	French broom	Present	Confirmed	Complete - Provincial Response	Complete	In progress	n/a
Vincetoxicum hirundinaria	Dog strangling vine, White	Present	Confirmed	Complete - Provincial Response	In progress	In progress	-
Vincetoxicum nigrum	Dog strangling vine, Black	Present	Confirmed	Complete - Provincial Response	In progress	In progress	-

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