Japanese Stiltgrass Post Emergent
Acclaim extra is a selective post emergence herbicide that controls annual and perennial grasses in turf.
Japanese stiltgrass post emergent. It was first found in north america near knoxville tennessee in 1919. Vimineum was originally documented in tennessee in 1919 and is believed to have been accidentally introduced to the united states through its use as a packing material. A systematic herbicide that works in a single treatment acclaim is one of the only post emergence herbicides that can control crabgrass and goosegrass effectively with good tolerance on desirable turf. Imazapic or metsulfuron methyl may be used for both pre emergent and post emergent control of japanese stiltgrass but post emergent mid to late season applications can cause significant damage to non target species.
Your landscape professional may use glyphosate aquaneat glufosinate finale or quizalofop assure 11 to eradicate stiltgrass. Herbicides do not work well on mature plants. Post emergent methods of control. Japanese stiltgrass microstegium vimineum is an invasive grass that threatens native plants and natural habitats in the eastern united states native to japan china central asia and india.
Stiltgrass will turn a reddish color and die following fall frosts. What is japanese stiltgrass. Additional resources pdf hg88 invasive plant control in maryland. Seedheads are produced in late summer and j.
Ideally you can opt out for a combination of post and pre emergent herbicides as a good tactic to remove japanese stiltgrass from your lawn or. Look for the active ingredient fenoxaprop. Japanese stiltgrass is an exotic invasive annual grass species. If japanese stiltgrass is present in your lawn a postemergent herbicide labeled to control annual grass weeds like crabgrass can be used to spot treat young weeds.
Discarded packaging material may have been the source of seed introduction to the united states. Post emergence herbicides are applied directly to the growing plant and may injure all treated vegetation. Biology japanese stiltgrass is a summer annual similar to crabgrass but usually germinates two or more weeks earlier than crabgrass. Japanese stiltgrass microstegium vimineum is an introduced annual grass that has invaded forest lands throughout much of the eastern half of united states figure 1 the plant is native to asia and was historically used for packing goods shipped from china.
While pre emergent herbicides can be applied at intervals throughout the growing season and prevent germination of the japanese stiltgrass seeds post emergent ones are used in a different manner. Kills japanese stilt grass. It is highly competitive in the shade and can also invade lightly shaded to full sun areas. Japanese stiltgrass also known as napalese browntop microstegium vimineum is an annual grass native to asia that can reach more than 3 5 feet in height and can form extensive colonies.
