Japanese Stiltgrass Corn Gluten
Apparently when it seeds it produces thousands of seeds that are viable for up to 5 years.
Japanese stiltgrass corn gluten. Or you could use preen. It is possible to control it with pre emergent spraying but i have not found any that is supposed to be used on pasture. Because it is an annual stiltgrass can be attacked in several ways. Japanese stiltgrass microstegium vimineum is a very invasive and difficult to control weed.
The penn state article is quite thorough. However it must be applied several weeks earlier than for crabgrass mid to late march. Also once the stiltgrass is pulled you should put down something to prevent the seeds from germinating. For additional information about corn gluten refer to corn gluten for crabgrass control.
A natural product is corn gluten which should be put down in the spring. The same ones that work on crabgrass will work on stiltgrass. Or you could use preen. You might want to retreat after 3 months with either preen or the corn gluten.
I would like to use a natural product made from corn gluten meal to kill it as it germinates. A natural product is corn gluten which should be put down in the spring. This is supposed to stop root development of germinating weeds. If the soil is too moist core aeration can help.
A natural by product of corn starch manufacture corn gluten meal provides a perfect nitrogen feeding for your turf and prevents the germination of dormant weed seeds such as crabgrass and. Also once the stiltgrass is pulled you should put down something to prevent the seeds from germinating. Stiltgrass seeds can remain viable in the soil for several years so you should apply corn gluten in the spring even if you think you pulled up every plant before it could set seed. Preemergents are used for crabgrass and japanese stiltgrass.
They include halts pendemethelin prodiamine and even corn gluten in the landscape and trifurilin preen in flower beds. The common name is a simpler version of the chemical name. A preemergent can be applied to prevent germination. I have large masses of japanese stilt grass growing in parts of my yard.
There may well be stilt grass seeds from previous years lurking in your soil. Chemical and trade names to look for on the label. So how can it be controlled. You might want to retreat after 3 months with either preen or the corn gluten.
My research on corn gluten indicates that as well as being expensive it is not really all that effective.