History of Solar System formation and evolution hypotheses - Lunar origins hypotheses. 1  Over the centuries, many scientific hypotheses have been advanced concerning the origin of Earth's Moon.
Regular irrigation keeps grass green. Improper fertilizing, nutrient deficiencies, diseases and insects can all cause yellow grass. No matter the cause, yellow grass detracts from your home's appearance. Identifying and correcting the issue is essential to restoring your lawn's health and appearance any time of year.
MYTH: All thatch is bad. 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%). Remove only 1/3 of the grass at one time and leave the clippings.