Extending Livestock Feed Supplies:
Grazing and Feeding Restrictions for Common Herbicides
Product |
Grazing / Feeding Restrictions |
2,4‑D (Cobutox 600, Embutox 425, Caliber 400) |
No grazing by lactating dairy cattle for 7 days; do not cut hay for 30 days; withdraw meat animals 3 days before slaughter. |
Absolute |
Do not graze or cut for feed before crop maturity. |
Accent |
Do not graze or cut hay. |
Accord |
No grazing or feeding for 77 days. |
Achieve 80 DG |
No grazing or feeding for 16 days for Timothy/cereals; straw permissible; forage seed grasses cannot be grazed; no grazing forage crops that year (except Timothy). |
Achieve Extra Gold |
Do not graze or cut for feed within 30 days. |
Afolan F / Lorox / Toss‑N‑Go / Linuron 480 |
Do not graze or cut for feed before crop maturity. |
Ally Toss‑N‑Go + 2,4‑D |
No grazing for 24 hours. |
Amitrol‑T |
Do not graze or use treated crops for hay or feed. |
Assert 300 SC |
No grazing or feeding treated forage; mature barley/wheat grain or straw allowed; do not feed annual ryegrass. |
Assure II |
Do not graze or cut for feed before crop maturity. |
Atrazine |
No grazing or feeding before ear emergence. |
Attain |
Same as 2,4‑D restrictions (7‑day dairy, 30‑day hay, 3‑day slaughter withdrawal). |
Avadex BW / Avadex Micro Active |
Do not graze or feed before crop maturity; no grazing forage crops in year of treatment. |
Avenge 200 C |
Do not graze or feed cereals for 8 weeks; no grazing forages that year; straw allowed after 8 weeks. |
Banvel II |
Complex restrictions by crop; see full label for rates; dairy cattle may graze immediately; meat animals may require untreated feed for 30 days depending on rate. |
Basagran |
Do not graze or cut for feed before crop maturity. |
Bladex L / Bladex 90 DF |
No grazing or feed harvest before maturity. |
Buctril M / Mextrol 400 M |
No grazing or feed harvest before maturity. |
Casoron |
No grazing in treated area. |
Champion Extra / Champion 120 Extra |
Do not graze or cut for hay. |
Champion Plus |
Do not graze or cut for feed before maturity. |
Compas 480 EC |
No grazing cereals for 30 days; Navigator Canola no grazing or feed for 71 days. |
Curtail M |
Do not graze within 7 days. |
Dual II Magnum |
Do not graze within 7 days. |
Dy Cleer |
Restrictions vary by rate (0–30 days); meat animals require untreated forage 30 days pre‑slaughter if consumed within 30 days of treatment. |
DyVel |
Do not graze within 20 days. |
DyVel DS |
No grazing or feed for 30 days; no dairy grazing within 7 days; withdrawal for meat animals 3 days. |
Eclipse |
Allow 30–5 days before grazing (rate‑dependent). |
Edge |
Do not graze or cut before crop maturity. |
Eptam 8‑E |
Do not graze or feed treated crops. |
Eradicane 8‑E |
No grazing or feed prior to ear emergence. |
Escort |
May be grazed the day of treatment. |
Estaprop / Turboprop 600 / Dichlorprop‑D |
Estaprop: 40‑day restriction; 3‑day slaughter withdrawal. Others: no grazing/feed before maturity. |
Everest |
No grazing; mature grain/straw allowed. |
Express Pack / Express TNG |
No grazing or feeding within 7 days. |
Flax Max Ultra |
Do not graze or cut. |
Fortress |
No grazing or cutting before maturity. |
Freedom Gold |
No grazing or feeding within 74 days. |
Frontier |
No grazing corn within 40 days; no grazing beans or feeding bean forage/hay/straw. |
Frontline |
No grazing or feed within 7 days. |
Fusion |
No grazing or feed before maturity. |
Glyphosate products (Roundup, Laredo, Renegade, Victor) |
Touchdown XP: no grazing or haying; others: all crop portions may be fed. |
Gramoxone |
Do not graze or harvest foliage; regrowth of alfalfa/trefoil may be fed. |
Harmony Total |
No grazing/forage harvest within 3 days. |
Hoe‑Grass 284 |
No grazing before maturity; no treated forages that year; sainfoin/alsike clover restricted for life of stand. |
Hoe‑Grass II |
No grazing or feed before maturity. |
Horizon |
Do not graze/forage within 3 days. |
Horizon BTM |
Do not graze or feed for 30 days. |
K2 |
No grazing; mature grain/straw allowed. |
Kerb 50 W |
No grazing/feeding within 60 days. |
Laddok |
Do not graze or cut before maturity. |
Laser DF |
Do not graze or cut before maturity. |
Liberty |
Do not graze or cut before maturity. |
Linuron |
Do not graze or feed before maturity. |
Lontrel |
Grazing allowed immediately. |
Mataven L |
Do not graze/harvest immature crops; no forage crops grazing in year of treatment. |
MCPA |
Do not graze within 7 days. |
MCPB + MCPA |
No grazing or hay in establishment year; cereals/pasture grazable after 30 days. |
Mecoprop |
Do not graze/feed before maturity. |
Muster Gold / Muster Gold II |
No grazing or feeding before maturity. |
Muster Toss‑N‑Go |
No grazing or feeding within 60 days. |
Odyssey |
No grazing or feed before maturity; peas may be fed 30 days after application. |
Pardner / Koril 235 |
No grazing or feed within 30 days for cereals/alfalfa; other crops restricted until maturity. |
Pea Pack |
No grazing within 30 days; peas within 70 days. |
Pinnacle |
Do not graze or feed. |
Poast Ultra |
Numerous crop‑specific PHIs; general rule: no grazing/feed before maturity; forage legumes 30 days; some crops 60–90 days. |
Prevail |
Do not graze/feed; straw cannot be fed. |
Primextra II Magnum |
No grazing/corn feed before ear emergence. |
Princep / Simazine products |
Forage stands: 30‑day grazing interval; 60‑day cutting interval. |
Puma 120 Super / Puma Super |
Do not graze or cut for hay. |
Pursuit |
Seedling alfalfa: 14‑day restriction; peas 30‑day restriction; other crops—no grazing/feed before maturity. |
Pursuit Ultra |
No grazing prior to maturity. |
Refine Extra Toss‑N‑Go |
No grazing or feeding for 7 days. |
Reflex |
Do not graze or cut hay—insufficient data. |
Reglone Desiccant |
Crop residues after harvest may be fed. |
Remedy EC |
Restrictions vary by species and rate—7 to 60 days. |
Reward |
Do not use water for livestock consumption for 24 hours. |
Rustler |
Do not graze or cut for feed. |
Select |
No grazing within 60 days (annual crops) or 30 days (alfalfa). |
Sencor / Evict |
No grazing cereals within 30 days; peas/lentils within 70 days. |
Spectrum |
Do not graze or feed within 7 days. |
Stampede EDF + 2,4‑D or MCPA |
Do not graze or cut hay before crop maturity. |
Target Sword |
Do not graze or feed within 7 days. |
Thumper |
Do not graze or feed within 30 days; withdraw meat animals 3 days. |
Tordon 22K |
No grazing dairy cattle for 6 weeks; manure restrictions apply. |
Trifluralin (all formulations) |
Do not graze or feed before crop maturity. |
Triumph Plus |
Do not graze or feed before crop maturity. |
Velpar DF |
Do not graze or feed. |
Venture |
Do not graze or cut for hay in year of treatment. |