Not only does lime not kill grass, it can benefit lawns and pasture. Use too much lime will damage grass but when you apply lime properly it corrects the imbalance of acidity in your soil creates the optimum pH level and increases the ability of your grass to access nutrients composition.
Agricultural lime also known as ground limestone also known simply as lime is a compound of calcium or calcium and magnesium types the most common and inexpensive form of lime is calcium carbonate ground limestone and calcite limestone are close to 100 percent calcium carbonate.
This is the most available and easiest to handle type of lime bird lime is twice as effective as calcium carbonate and faster-acting but it is caustic wear gloves.
When handling it hydrated lime also called slate lime also works faster and more efficiently than calcium carbonate. See reference one effects lime can make the difference between yellowing brownish lawn or pasture land and lush green healthy grass by creating the proper acidity lime enables grass to achieve optimum growth and overpower invaders such as moss.
Although lime supplies calcium and magnesium it is not a fertilizer but rather a soil amendment or conditioner it promotes plant growth by inhibiting solubility of toxic elements in the soil and maximizing absorption of beneficial nutrients by increasing bacterial activity it induces favorable soil structure and relationships according to.
West Virginia University analysis if you’re giving your grass adequate water and fertilizer and it is sparse yellow and brown, test your soils pH a result of 5.5 or below indicates high acidity and applying lime could solve the problem. West Virginia University advises a ph 6.5 to ph 7.0 for optimum grass growth.
Application lime pellets at the rate of 40 pounds for one thousand square feet two to three times per year and consult local gardening experts for recommendations pertaining to your location.
West Virginia University advises you to apply lime to the topsoil and subsoil when preparing for planting you can lime established lawns any time of year but fall is the best the amount of lime to use will vary with the degree of acidity the soil type than the kind of lime test the soil to be sure avoid the damage caused by overlining by not exceeding 150 pounds lime per 1,000 square feet in liming only once every three to five years over liming can be as detrimental to grass as an overly acidic soil.