Unfold a thin layer, all around half an inch thick, of dry grass clippings throughout the foundation within your crops, holding the clippings an inch clear of the plant stems. Mechanical core aerators normally pull ¾” wide plugs away from the ground that are generally involving two-4 inches in depth. https://cristianhwfnv.blogdigy.com/details-fiction-and-commercial-landscaping-47725162