http://durgan.org/2016/April 2016/28 April 2016 Sweet Potato Slips/HTML 28 April 2016 Sweet Potato Slips Sweet potato slips are starting to form from a sweet potato purchased in the Supermarket about five weeks ago. The larger end is immersed in water held in place with toothpicks. The thin roots form first then the slips form on the thin portion above water. A potato will furnish about six or more. The action is slow. I see slips are available from some Internet suppliers.
http://durgan.org/2016/May%202016/2%20May%202016%20Removing%20Sweet%20Potato%20Slips/HTML/ 2 May 2016 Removing Sweet Potato Slips The slips were pinched off near the potato and placed on a towel to keep the leaves out of the water. This is so the shoots will form roots in about four days.