Broadleaf Weed Control In Alfalfa

Roundup ready alfalfa seed quantities limited initially.

Broadleaf weed control in alfalfa.

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. Increasing the height when mowing can be a good strategy as well. Sethoxydim trade name poast may be used to control grass weeds. 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.

Remove domestic livestock before application and wait. 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. Adjust mowing height so several leaves remain on alfalfa seedlings after clipping to help. This can slow the growth of broadleaf weeds while allowing the alfalfa seedlings to re grow with reduced weed competition.

Postemergence to weeds roundup ready alfalfa tolerant at all growth stages. 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. It will not control weeds that have germinated so tank mix with. Do not use on mixed stands.

When weeds especially broadleaf weeds threaten seedling alfalfa mowing is often used for control. Include a crop oil concentrate in the spray mixture. Add ams at 8 5 to 17 lb 100 gallons of spray solution. Post control options for conventional alfalfa.

Weed control in established alfalfa. May be tank mixed with pursuit buctril or 2 4 db for broadleaf weed control.