Harmony ® 50SG is a soluble granule to be mixed with water and applied as a foliar spray for control of buttercups and docks in pasture and cereals. Hedge mustard (Sisymbrium officinale) is a widespread common annual herb, found throughout New Zealand in pasture, cultivated land, gardens and road-sides. Controlling buttercup and other pasture weeds Timing is the key University of Tennessee Extension forage specialists say timing is key to pasture management. For selective control of Buttercup in grassy conditions such as pastures and hayfields, use the herbicide MCP Amine plus an adjuvant (wetting agent) such as Class Act. Giant buttercup is not as common as creeping buttercup but is the most aggressive of the buttercups found in New Zealand. They can tolerate wet soil conditions better than many other species, including perennial ryegrass and white clover, allowing buttercups to out-compete more desirable species. 20L 200L Baton® Sprinter® Ammo®Max Synergy ™ 2,4-D Ester 680 Active ingredient: 680 g/litre 2,4-D as the ethylhexyl ester in the form of an emulsifiable concentrate. To get rid of buttercups in your pasture or hayfield is a two step process; spray to kill the existing buttercups and improve the conditions that favor grass production. Buttercup likes nutrient poor, compact soil with a low pH. For annual species such as hairy buttercup a herbicide application is best made from late autumn to late winter. This will mean you’d need a contractor to come in to cultivate and later undersow pasture seed (undersowing is vastly superior to over-sowing). ... • Herbicides kill the weeds, but may kill your legumes too . Controls Wide range of weeds in new and mature pasture. Giant Buttercup Botanical name: Ranunculus acris Family name: Ranunculaceae Overview. Buttercup can tolerate wet soil conditions better than many other species, so buttercup out competes the grasses, and creeping buttercup in particular spreads rapidly. Mow your thistles. o Modelling the effects of a mycoherbicide with a hypothetical 50% kill of giant buttercup suggests that profitability improves by $485/ha. Buttercups tend to be a problem in moist dairy pastures. Do not seed clover for six weeks after herbicide application. Non Volatile – Low Odour. 20L 200L It is a non-residual herbicide for non-selective control of most annual and perennial weeds and a wide range of brush weeds in agriculture, horticulture, forestry and industrial areas. Donaghys Grunt 600 Glyphosate is the strongest fully surfactant loaded glyphosate in the world. NZ research shows mowing Californian thistle at specific times of the year is a great way to kill it off. ... agreement with Dairy NZ, ... Utilise the extra pasture production when there is no giant buttercup in the pasture. Kill Buttercup Weeds Chemically. Henbit. Lower the acidity of soil, increase percolation and fertilize for cultural buttercup control. Best results are obtained in the spring when weeds are actively growing within a vigorous, competitive pasture or … Once you have tried all the steps above to kill buttercup weeds, and only if they are still persistent, it is time to consider chemical warfare. It can also be used for conservation tillage. buttercup, chickweed, henbit, purple deadnettle and cressleaf groundsel. For optimum results apply a herbicide in the early spring (February - March) before flowers are observed, when buttercup plants are still small and actively growing. It grows in a rosette Read more Read less. 4. 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