TABLE 1 PROHIBITED WEED SEEDS | |
COMMON NAME | SCIENTIFIC NAME |
bermudagrass* | Cynodon Dactylon* |
beancaper, syrian | Zygophyllum Fabago |
bindweed or wild morning-glory | Convolvulus spp. |
blueweed or vipers bugloss | Echium Vulgare |
broom, scotch | Cytisus Scoparis |
bugloss, small | Anchusa Arvensis |
camelthorn | Alhagi Maurorum |
cinquefoil, sulfur | Potentilla Recta |
cogongrass | Imperata Cylindrica |
crupina, common | Crupina Vulgaris |
daisy, ox-eye | Chrysanthemum Leucanthemum |
goatgrass, jointed | Aegilops Cylindrica |
goats rue | Galega Officinalis |
hemlock, poison | Conium Maculatum |
henbane, black | Hyoscyamus Niger |
hoary cress, globe-podded | Lepidium Draba (Cardaria Draba) |
hoary cress, heart-podded | Lepidium Chalepense (Cardaria Chalepensis) |
hoary cress, lens-podded | Lepidium Appelianum (Cardaria Pubescens) |
houndstongue | Cynoglossum Officinale |
knapweed, diffuse | Centaurea Diffusa |
knapweed, Russian | Centaurea Repens |
knapweed, spotted | Centaurea Maculosa |
knapweed, squarrose | Centaurea Virgata Subsp. Squarrosa |
knotweed, Japanese | Polygonum Cuspidatum |
loosestrife, purple | Lythrum Salicaria |
medusahead | Taeniatherum Caput-medusae |
millet, spring | Milium Vernale |
mustard, African | Brassica Tournefortii |
mustard, elongated | Brassica Elongata |
mustard, garlic | Alliaria Petiolata |
pepperweed, perennial or tall whitetop | Lepidium Latifolium |
phragmites or common reed | Phragmites Australis ssp. |
puncturevine or goathead | Tribulus Terrestris |
olive, Russian | Elaeagnus angustifolia |
quackgrass | Elymus Repens |
reed, giant | Arundo Donax |
rocket, dames | Hesperis Matronalis |
rue, African | Peganum Harmala |
sage, Mediterranean | Salvia Aethiopis |
saltcedar or tamarisk | Tamarix Ramosissima |
skeleton weed, rush | Chondrilla Juncea |
sorghum spp., perennial including johnsongrass and sorghum almum | Sorghum spp., Sorghum Halepense, Sorghum Almum |
spurge, leafy | Euphorbia Esula |
spurge, myrtle | Euphorbia Myrsinites |
starthistle, malta | Centaurea Melitensis |
starthistle, purple | Centaurea Calcitrapa |
starthistle, yellow | Centaurea Solstitialis |
st. johnswort | Hypericum Perforatum |
thistle, Canada | Circium Arvense |
thistle, scotch, or cotton | Onopordum Acanthium |
thistle, musk | Carduus Nutans |
thistle, plumeless | Carduus Acanthoides |
toadflax, dalmatian | Linaria Dalmatica |
toadflax, yellow | Linaria Vulgaris |
ventenata or North African grass | Ventenata Dubai |
vipergrass, cut leaf | Scorzonera Laciniata |
woad, dyers | Isatis Tinctoria |
* except for Washington country |
TABLE 2 RESTRICTED WEED SEEDS | |
COMMON NAME | SCIENTIFIC NAME |
dodder | Cuscuta spp. |
halogeton | Halogeton Glomeratus |
oat, wild | Avena Fatua |
poverty weed | Iva Axillaris |
**restricted to 27 seeds per pound. |
TABLE 3 | |
WEED SEEDS BY WEIGHT | MAX PERCENT |
cheat (Bromus Secalinus)* | 2% |
chess (Bromus Brizaformis)* | 2% |
Japanese brome (Bromus Japonicus)* | 2% |
red brome (Bromus Rubens)* | 2% |
downy brome (Bromus Tectorum)* | 2% |
*either as a single species or in combination in grass seeds. |
Utah Admin. Code R68-8-2