Happy Caturday (from Austria)
Details in the screenshot below.
Photo found here.
https://101gardening.blogspot.com/2016/05/how-to-grow-sweet-potato-vine-indoors.html
My sweet potato was already putting out green shoots when I brought it home from a friend's kitchen counter. The link above has detailed instructions for using a whole one suspended in water root side down. The ones I did as a child were always cut near the top so we could eat the rest😂
Eileen in Fla asked for instructions. Here they are, Eileen.
Happy windowsill gardening🌿