Broadleaf Weed Control In Alfalfa

Remove domestic livestock before application and wait.

Broadleaf weed control in alfalfa.

Sethoxydim trade name poast may be used to control grass weeds. It will not control weeds that have germinated so tank mix with. This can slow the growth of broadleaf weeds while allowing the alfalfa seedlings to re grow with reduced weed competition. Group 15 received a 24 c supplemental label for use in seedling 4 alfalfa trifoliates and established alfalfa can be applied after spring green up to provide residual control of annual grasses and broadleaf weeds at a rate of 1 25 to 2 quarts a.

Sinbar 80w terbacil may be applied to established alfalfa at up to 1 5 lb a or to a new fall seeding at 0 33 to 0 5 lb a. Up to 44 oz a roundup original max or weathermax in a single application not to exceed a total 132 oz a for in crop treatments per year. Roundup ready alfalfa seed quantities limited initially. Vigorous weed growth this spring may make it extra tough for your seedlings as weeds reduce growth of new alfalfa by shading and competing for moisture.

When weeds especially broadleaf weeds threaten seedling alfalfa mowing is often used for control. Postemergence to weeds roundup ready alfalfa tolerant at all growth stages. Increasing the height when mowing can be a good strategy as well. Post control options for conventional alfalfa.

For newly seeded alfalfa stands mowing can be good a control option for broadleaf weeds. Add ams at 8 5 to 17 lb 100 gallons of spray solution. Weed control in established alfalfa. 2 4 db trade names butoxone butyrac alone or mixed with bromoxynil trade name buctril are two herbicides that have shown promise in controlling small broadleaf weeds.

Include a crop oil concentrate in the spray mixture. May be tank mixed with pursuit buctril or 2 4 db for broadleaf weed control.