How to overseed a lawn 1.
Overseed bermuda grass in fall.
The cool season grass will germinate in the fall and begin to grow as your bermuda grass is going dormant.
This is the minimum duration required for bermuda grass underground shoots rhizomes to fully mature.
Late spring or early summer is ideal for overseeding warm season grasses in the south.
Finally don t overseed a new bermuda lawn unless it s been established for at least 90 days.
Before overseeding your thin lawn cut your grass shorter than normal and bag the clippings.
How to overseed bermuda grass.
To plant new grass seedlings on an existing bermuda lawn you first need to prepare the lawn area by coring.
After mowing rake the lawn to help loosen the top layer of soil and remove any dead grass and debris.
Bermuda centipede saint augustine and zoysia are warn season grasses.
Cool fall weather starts earlier in the north so overseed your cool season grass by late summer or early fall if you live in there.
This will give the grass seed easy access to the soil so it can root more easily after germinating.
During this spring transition the over seeded grass and bermuda grass will both be alive and will be competing with one another.