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.

Is it OK to put lime on new grass?

When planting new grass seed, or seeds of any variety, it’s best to apply fertilizer before lime. If nutrients are absent from the soil, the seeds will not be able to grow effectively.

Should I lime or overseed first?

Overseeding annual ryegrass is best done two weeks before the first frost or when soil temperatures reach 65 to 70 degrees Fahrenheit. If using lime, apply before seeding. To prepare the lawn for seeding, dethatch with a vertical mower or dethatching hand rake.