The best time for overseeding Kentucky bluegrass is late summer to early fall so the grass will have time to sprout and establish a good root system before the next summer. Spring is also a good time, but the new grass will need supplemental water during the summer.
About this Author
Melody Lee worked as a newspaper reporter, copywriter and editor for 5 years. In addition, she has edited magazine articles and books. Lee holds a degree in landscape design and is a Florida master gardener. She has more than 25 years of gardening experience, which includes working at nurseries and greenhouses.