is no simple solution to this problem.
Currently, there are no herbicides that will
kill this type of weedy grass and not also kill the
desirable species like
perennial ryegrass or fine
fescue. So, you will
need to treat the weed grass and a small area
surrounding it with an
herbicide such as
glyphosate which will kill it all. Then, work up
the soil and replant with a desirable seed
For some perennial weedy grasses, there may be
herbicides which will selectively kill them and
not kill other species of grass. Check with your
Service office for the
availability of such products in your area.