Weed Seeds Order, 2016 (SOR/2016-93)
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Regulations are current to 2024-10-30 and last amended on 2016-11-01. Previous Versions
SCHEDULE(Section 1)
CLASS 1Prohibited Noxious Weed Seeds
(Applicable to all tables of Schedule I to the Seeds Regulations)
| Column 1 | Column 2 | |
|---|---|---|
| Item | Latin Name | Common Name |
| 1 | Aegilops cylindrica Host | Jointed goatgrass |
| 2 | Alopecurus myosuroides Huds. | Slender foxtail |
| 3 | Bothriochloa ischaemum (L.) Keng | Yellow bluestem |
| 4 | Bothriochloa laguroides (DC.) Herter | Silver beardgrass |
| 5 | Centaurea diffusa Lam. | Diffuse knapweed |
| 6 | Centaurea iberica Trevir. ex Spreng. | Iberian starthistle |
| 7 | Centaurea solstitialis L. | Yellow starthistle |
| 8 | Centaurea stoebe L. (=Centaurea maculosa Lam.) | Spotted knapweed |
| 9 | Centaurea virgata Lam. subsp. squarrosa (Boiss.) Gugler | Squarrose knapweed |
| 10 | Crupina vulgaris Cass. | Common crupina |
| 11 | Cuscuta spp. | Dodder |
| 12 | Echium plantagineum L. | Paterson’s curse |
| 13 | Eriochloa villosa (Thunb.) Kunth | Woolly cup grass |
| 14 | Halogeton glomeratus (M. Bieb.) Ledeb. | Halogeton |
| 15 | Inula britannica L. | British yellowhead |
| 16 | Milium vernale M. Bieb. | Spring milletgrass |
| 17 | Nassella trichotoma (Nees) Hack. ex Arechav. | Serrated tussock |
| 18 | Paspalum dilatatum Poir. | Dallis grass |
| 19 | Peganum harmala L. | African-rue |
| 20 | Persicaria perfoliata (L.) H. Gross | Devil’s-tail tearthumb |
| 21 | Pueraria montana (Lour.) Merr. | Kudzu |
| 22 | Senecio inaequidens DC. | South African ragwort |
| 23 | Senecio madagascariensis Poir. | Madagascar ragwort |
| 24 | Solanum elaeagnifolium Cav. | Silverleaf nightshade |
| 25 | Taeniatherum caput-medusae (L.) Nevski | Medusahead rye |
| 26 | Zygophyllum fabago L. | Syrian bean-caper |
CLASS 2Primary Noxious Weed Seeds
(Applicable to all tables of Schedule I to the Seeds Regulations)
| Column 1 | Column 2 | |
|---|---|---|
| Item | Latin Name | Common Name |
| 1 | Abutilon theophrasti Medik. | Velvetleaf |
| 2 | Amaranthus tuberculatus (Moq.) J.D.Sauer | Tall water-hemp |
| 3 | Ambrosia trifida L. | Giant ragweed |
| 4 | Anthriscus sylvestris (L.) Hoffm. | Cow parsley |
| 5 | Berteroa incana (L.) DC. | Hoary alyssum |
| 6 | Carduus acanthoides L. | Spiny plumeless thistle |
| 7 | Carduus nutans L. | Nodding thistle |
| 8 | Cenchrus longispinus (Hack.) Fernald | Long-spined sandbur |
| 9 | Chondrilla juncea L. | Rush skeletonweed |
| 10 | Cirsium arvense (L.) Scop. | Canada thistle |
| 11 | Conium maculatum L. | Poison hemlock |
| 12 | Convolvulus arvensis L. | Field bindweed |
| 13 | Datura stramonium L. | Jimsonweed |
| 14 | Elymus repens (L.) Gould | Quackgrass (Couchgrass) |
| 15 | Euphorbia esula L. | Leafy spurge |
| 16 | Galega officinalis L. | Goat’s-rue |
| 17 | Heracleum mantegazzianum Sommier & Levier | Giant hogweed |
| 18 | Heracleum sosnowskyi Manden. | Hogweed |
| 19 | Jacobaea vulgaris Gaertn. | Tansy ragwort |
| 20 | Lepidium appelianum Al-Shehbaz (=Cardaria pubescens (C.A. Mey.) Jarm.) | Globe-pod hoary cress |
| 21 | Lepidium chalepense L. (=Cardaria chalepensis (L.) Hand.-Mazz.) | Lens-pod hoary cress |
| 22 | Lepidium draba L. subsp. draba (=Cardaria draba (L.) Desv.) | Heart-pod hoary cress |
| 23 | Linaria dalmatica (L.) Mill. | Dalmatian toadflax |
| 24 | Linaria genistifolia (L.) Mill. | Broomleaf toadflax |
| 25 | Linaria repens (L.) Mill. | Striped toadflax |
| 26 | Linaria vulgaris Mill. | Yellow toadflax |
| 27 | Lythrum salicaria L. | Purple loosestrife |
| 28 | Nicandra physalodes (L.) Gaertn. | Apple of Peru |
| 29 | Odontites vernus (Bellardi) Dumort. subsp. serotinus (Dumort.) Corb. (=Odontites serotina Dumort.) | Red bartsia |
| 30 | Raphanus raphanistrum L. | Wild radish |
| 31 | Rhaponticum repens (L.) Hidalgo | Russian knapweed |
| 32 | Setaria faberi R.A.W. Herrm. | Giant foxtail |
| 33 | Solanum carolinense L. | Horse nettle (Ball nettle) |
| 34 | Sonchus arvensis L. | Perennial sow thistle |
| 35 | Sorghum halepense (L.) Pers. | Johnson grass |
| 36 | Tribulus terrestris L. | Puncture vine |
CLASS 3Secondary Noxious Weed Seeds
(Applicable to all tables of Schedule I to the Seeds Regulations except Tables XIV and XV)
| Column 1 | Column 2 | |
|---|---|---|
| Item | Latin Name | Common Name |
| 1 | Ambrosia artemisiifolia L. | Common ragweed |
| 2 | Anthemis cotula L. | Mayweed |
| 3 | Avena fatua L. | Wild oat |
| 4 | Avena sterilis L. | Sterile oat |
| 5 | Barbarea spp. | Yellow rocket (Winter cress) |
| 6 | Bromus arvensis L. | Field brome |
| 7 | Bromus japonicus Houtt. | Japanese brome |
| 8 | Bromus secalinus L. | Cheat |
| 9 | Bromus tectorum L. | Downy brome |
| 10 | Daucus carota L. subsp. carota | Wild carrot |
| 11 | Erucastrum gallicum (Willd.) O.E. Schulz | Dog mustard |
| 12 | Galium aparine L. | Cleavers |
| 13 | Galium mollugo L. | False baby’s breath |
| 14 | Galium spurium L. | False cleavers |
| 15 | Galium verrucosum Huds. | Warty bedstraw |
| 16 | Lepidium campestre (L.) W.T. Aiton | Field peppergrass |
| 17 | Leucanthemum vulgare Lam. (=Chrysanthemum leucanthemum L.) | Ox-eye daisy |
| 18 | Lolium persicum Boiss. & Hohen. | Persian darnel |
| 19 | Pastinaca sativa L. | Wild parsnip |
| 20 | Plantago lanceolata L. | Ribgrass |
| 21 | All Rumex species (except R. maritimus L. & R. acetosella L.) | Dock |
| 22 | Silene latifolia Poir. subsp. alba (Mill.) Greuter & Burdet (=Silene pratensis (Rafn) Gord. & Gren.) | White cockle |
| 23 | Silene noctiflora L. | Night-flowering catchfly |
| 24 | Silene vulgaris (Moench) Garcke | Bladder campion |
| 25 | Sinapis arvensis L. | Wild mustard |
| 26 | Sisymbrium loeselii L. | Tall hedge mustard |
| 27 | Thlaspi arvense L. | Stinkweed |
| 28 | Tripleurospermum inodorum (L.) Sch.Bip. | Scentless chamomile |
| 29 | Vaccaria hispanica (Mill.) Rauschert (=Saponaria vaccaria L.) | Cow cockle |
CLASS 4Secondary Noxious Weed Seeds
(Applicable to Table XII of Schedule I to the Seeds Regulations)
The weed species named in Class 3 and in addition:
| Column 1 | Column 2 | |
|---|---|---|
| Item | Latin Name | Common Name |
| 1 | Cerastium spp. | Chickweed |
| 2 | Digitaria spp. | Crabgrass |
| 3 | Panicum spp. | Panic grass |
| 4 | Prunella vulgaris L. | Heal-all |
| 5 | Stellaria media (L.) Vill. | Chickweed, common |
CLASS 5Noxious Weed Seeds
(Applicable to Tables XIV and XV of Schedule I to the Seeds Regulations)
The weed species named in Class 2 and in addition:
| Column 1 | Column 2 | |
|---|---|---|
| Item | Latin Name | Common Name |
| 1 | Cerastium spp. | Chickweed |
| 2 | Digitaria spp. | Crabgrass |
| 3 | Leucanthemum vulgare Lam. (=Chrysanthemum leucanthemum L.) | Ox-eye daisy |
| 4 | Panicum spp. | Panic grass |
| 5 | Prunella vulgaris L. | Heal-all |
| 6 | Stellaria media (L.) Vill. | Chickweed, common |
| 7 | Tripleurospermum inodorum (L.) Sch.Bip. | Scentless chamomile |
CLASS 6Other Weed Seeds
Seeds of all other kinds or species of plants not listed as kinds or species in Schedule I to the Seeds Regulations.
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