Diy Scare Crow Costume . White tank (if you are pregnant and your flannel shirt does not. Lots of inspiration, diy & makeup tutorials and all accessories you need to create your own diy scarecrow costume for halloween. Family Wizard of Oz Costumes DIY Scarecrow Yes You Can Costumes from yesyoucancostumes.com This costume includes a scarecrow headpiece, blue shirt with attached collar, brown pants and belt cord, so. Add patches to diy scarecrow costume hat. Fold and sew a 1/2″ hem on long side of each rectangle using matching thread.