Diy Tree Skirts . It’s one of those christmas tree. Give the bottom of your tree a little love with this simple diy tree skirt. 35 DIY Christmas Tree Skirt Ideas Hative from hative.com Diy tree skirt (no sewing required!) step 1. Fold one of your main fabric pieces in half and then in half again the other way. It measuers 60 inches in diameter but it can be sized up or down.