Whitesage post fire exhibit c noxious weed seed list 3.pdf

2025 State Noxious-Weed Seed Requirements Recognized in the Administration of the Federal Seed Act

UTAH

(1) It is unlawful for any person, firm, or corporation to sell, offer, or expose for sale, or distribute in Utah any agricultural, vegetable, flower, tree, and shrub seeds, or seeds for sprouting for seeding purposes that:

(a) Contain, either in part or in whole, any prohibited noxious weed seeds:

(i) Prohibited noxious weed seeds are the seeds of any plant determined by the department to be injurious to public health, crops, livestock, land, or other property and that are especially troublesome and difficult to control and

(ii) Utah prohibited noxious weed seeds are indicated below:

Prohibited

Common name Scientific name Bermudagrass* Cynodon dactylon* Beancaper, Syrian Zygophyllum fabago Bindweed or Morning-glory, Wild Convolvulus spp.

Blueweed or Bugloss, vipers Echium vulgare Broom, Scotch Cytisus scoparius 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 Goatsrue 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 Olive, Russian Elaeagnus angustifolia Pepperweed, perennial or Whitetop, tall Lepidium latifolium Phragmities or reed, common Phragmites australis ssp.

Puncturevine or Goathead Tribulus terrestris Quackgrass Elymus repens

*Except for Washington County

Prohibited

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 Cirsium arvense Thistle, Scotch or Thistle, cotton Onopordum acanthium Thistle, musk Carduus nutans Thistle, plumeless Carduus acanthoides Toadflax, Dalmatian Linaria dalmatica Toadflax, yellow Linaria vulgaria Ventenata or North African grass Ventenata dubia Vipergrass, cutleaf Scorzonera laciniata Woad, dyers Isatis tinctoria

(b) Contain restricted noxious weed seeds in more than allowable amount;

(i) Restricted weed seeds listed in the table below shall be allowed in crop seed; and

(ii) Shall not exceed a maximum of 27 seeds per pound, either as a single species or in combination

Restricted

Dodder Cuscuta spp.

Halogeton Halogeton glomeratus Oat, wild Avena fatua Povertyweed Iva axillaris

(2) Maximum percentage of weed seeds by weight.

The maximum percentage of weed seeds by weight is either as a single species or in combination in grass seeds.

Weed Seeds by Weight Maximum percent Cheat (Bromus secalinus) 2% Chess (Bromus brizaformis) 2% Japanese brome (Bromus japonicus) 2% Red brome (Bromus rubens) 2% Downy brome (Bromus tectorum) 2%

(3) For any weed seed not listed in any table above in grass, flower, or tree and shrub seeds, the maximum percentage by weight allowed is 1%. For other kinds or types of weed seeds, the maximum weight is 0.50%