QR Code Link to This Post 65 years of proven results. There is no better time from now to December to use Bio-Liquid Calcium that has been proven to work longer, faster more effectively and is cheaper than lime. Our program no waiting time it goes to work immediately raising your soil pH and has a three year soil life. Lime is a very raw and impure way of adjusting soil pH levels. Liquid calcium works the same way as lime does by using calcium to displace the hydrogen ion in the soil to raise the pH, however; the difference is that liquid calcium delivers the needed calcium to the soil in a pure and concentrated form, causing it to work faster and more effectively without the pollutants of crushed limestone.