Biochar – Water Retention Capacity Demo Biochar has a lot of benefit for the soil. One, in particular, has been touted frequently — its ability to retain water. See this quick demonstration of how Wakefield Biochar immediately absorbs water. This is a great way to help your soil resist drought conditions as long as possible. Water retention in soil along with a responsible watering schedule can prolong a plant’s life. As weather patterns change and drought conditions find their way to regions that do not normally experience a lack of rain it is important to find efficient and effective ways to keep the soil fertile and healthy. Mixing in biochar to just a few percent of the soil that reaches the roots of your plants will make a big difference to their success rate. If you are unfamiliar with biochar this is a great way to learn more about this completely organic solution to improving your garden, lawn, shrubs or any other planting. Learn more through our Biochar Learning Center.