Rules & Regulations of the State of Tennessee
Title 0080 - Department of Agriculture
Subtitle 0080-05 - Markets
Chapter 0080-05-06 - Seed
Section 0080-05-06-.07 - NOXIOUS-WEED SEEDS

Current through September 24, 2024

The following kinds of weed seed are designated noxious in Tennessee and the maximum permitted rate of occurrence per pound or agricultural or vegetable seed is established.

(1) Prohibited Noxious-Weed seed shall include:

Balloonvine (Cardiospermum halicacabum)

None per pound

Canada thistle (Cirsium arvense)

None per pound

Crotalaria (Crotalaris spectabilis)

None per pound

Field Bindweed (Convolvulus arvensis)

None per pound

Hedge Bindweed (Convolvulus sepium)

None per pound

Itchgrass (Rottboelia exaltata)

None per pound

Johnsongrass (Sorghum halepense)

None per pound

Nutgrass (Cyperus rotundus and C. esculentus)

None per pound

Palmer Amaranth (Amaranthus palmeri)

None per pound

Sorghum Almum (Sorghum almum)

None per pound

Sicklepod (Cassia obtusifolia)

None per pound

(2) Restricted Noxious-Weed seed shall include:

Buckhorn Plantain (Plantago lanceolata)

200 per pound

Cheat (Bromus secalinus) or Chess (B. commutatus)

300 per pound

Cocklebur (Xanthiurn spp.)

2 per pound

CorncockIe (Agrostemma githago)

100 per pound

Darnel (Loliurn temulentum)

100 per pound

Dock (Rumex spp.)

100 per pound

Dodder (Cuscuta spp.)

100 per pound

Giant Foxtail (Setaria faberi)

100 per pound

Horsenettle (Solanum carolinense)

200 per pound

Quackgrass (Agropyron repens)

100 per pound

Wild Mustard or Turnips (Brassica spp.)

27 per pound

Wild Onion or Garlic (Alliurn spp.)

27 per pound

Plumeless thistles, includes Musk Thistle, Nodding Thistle, and Curled Thistle (Carduus spp.)

100 per pound

Annual Bluegrass (Poa annua)

300 per pound Lawn and turf seed only

(3) Annual Bluegrass shall be claimed on the label if present in lawn and turf seed such as, bentgrass, Ky. bluegrass, chewings fescue, red fescue, hard fescue, varieties of perennial ryegrass, varieties of turf type tall fescue, and/or mixtures containing these grasses.

(4) Agricultural seed which contain in excess of a sum total of 300 restricted noxious-weed seed per pound (subject to above limitations) is prohibited from sale in Tennessee.

(5) Exceptions:

(a) Crimson clover may contain one hundred (100) Brassica spp. seed per pound.

(b) Ky. 31 Tall fescue may contain a sum total of five hundred (500) restricted noxious-weed seed per pound. However, maximum limitations for each kind remain the same.

(c) Black soybeans used for hay purposes may contain two (2) sicklepod per pound.

Authority: T.C.A. §§ 4-3-203, 43-928, 43-10-114, and Public Chapter 660 of 1986.

Disclaimer: These regulations may not be the most recent version. Tennessee may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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