For much of the way, Imperial Highway is signed as State Route 90. A de facto freeway portion of the route in Yorba Linda is also known as the Richard M. Nixon Parkway. The portion in Los Angeles County is located about one mile north of, and runs parallel to, Rosecrans Avenue.
Are areas of your lawn bumpy and uneven? When you walk across these areas does the soil sink or feel soft? If so, some type of soil dwelling critter is probably the cause. During winter the activity of moles, earthworms, and mole crickets can cause mounds and tunnels in lawns that result in uneven or rough patches. To fix these problem areas you must first diagnose which critter is causing the damage. Earthworms.
FACT: most lawns have a layer of thatch, even healthy lawns. However, when that layer builds up to more than 1/2, it needs to be reduced. MYTH: Thatch is caused by lawn clippings.FACT: Grass clippings are made up mostly of water and nutrients (approximately 90%).ACT: most lawns have a layer of thatch, even healthy lawns. However, when that layer builds up to more than 1/2, it needs to be reduced. MYTH: Thatch is caused by lawn clippings.