Weed competition in seedling alfalfa impedes root development, lowers forage quality and alfalfa yield, and thins the alfalfa stand. In looking through the alfalfa herbicides in the weed guide on pages 48-49 I see several herbicides recommended, such as Pursuit, Raptor, and 2,4 DB amine. Raptor 1AS (imazamox) — Raptor may be used for weed control in seedling or established alfalfa. Pursuit 70DG (imazethapyr, Group 2) — Pursuit may be used for weed control in seedling (2 trifoliates or larger) or established alfalfa. Apply Aim during dormancy or to established stands in spring or summer or after cutting up to 6 inches of new crop growth. Established alfalfa is defined by the label as alfalfa planted in the fall or spring which has gone through a first cutting/mowing. It kills unwanted plants and prevents them from growing back for up to a year, and reviewers say the results are unbeatable—just be careful not to spray it on any plants you want to keep. The 29th annual National No-Tillage Conference is going virtual! Ideal if you only have one or two in your lawn. If you follow these best practices when planning and maintaining your garden you can prevent weeds in the first place. It can take a little work getting rid of weeds without killing grass or other plants you keep. Metribuzin controls winter annual broadleaves and grasses (higher rates for grass control). 4 0 obj Adequate rainfall is required after application to activate Prowl H2O. It especially provides control of weedy summer annual grasses such as, crabgrass, foxtails, and panicum, in addition to certain annual broadleaves.). Many weeds are much lower in protein and higher in fiber than alfalfa. alfalfa. Keep in mind all of these herbicides are labeled for use in pure-stand alfalfa. If chickweed is a problem in alfalfa, then some options include Pursuit, metribuzin, Chateau, and Gramoxone. Gramoxone will desiccate any green tissue including actively growing alfalfa and possibly cause stand and/or yield reductions. Weed control in new seeding. If producers decide to spray, ... but at the same time will leave open spaces in the field for future regrowth of other weeds. ™Dormant season tillage may damage crowns and predispose alfalfa to diseases in wetter environments, but light tillage has been used in central and western Kansas to control winter annual weeds without any apparent long-term damage to alfalfa. Progressive Cattle magazine captures the essence of the cattle producer and ranching experience. endobj Only Pursuit, metribuzin, and Prowl H2O are labeled for use in alfalfa/grass mixtures. It may be used on mixed alfalfa-grass stands. Used to seed oats as cover crop, then taking as oat silage for heifers. Is there anything that can be put down pre-plant or is everything pretty much post emerge? Higher rates can potentially cause a reduction in grass stand. <>/PageLabels 79 0 R>> Dormant Spray For Alfalfa Weeds. Do not use on mixed stands. Titan offers a full line of wheels, tires and undercarriage products for a wide variety of off-the-road equipment. Sharpen 2.85SC (saflufenacil, Group 14) — can be used in dormant-season alfalfa with or without grass mix at 1 … Spraying beyond this stage may cause stand and/or yield reductions. Spot Spray Weed Killers. Spraying will give you more pure alfalfa but may cost some in total tonnage. Pursuit performance improves with warmer temperatures. By directing the spray at ground level, all plants and insects are subjected to high temperature thus burning out old growth, making way for new growth while eliminating weevils. Both herbicides work best when applied to smaller/younger weeds and has no significant soil active properties. reaches the third or fourth trifoliate leaf stage – whether weeds are a problem or not! 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