How to crochet a simple 3D flower for beginners – step-by-step video tutorial. For crochet beginner's, it will introduce the weave of simple basic: a chain ring, single crochet (sc), double crochet (dc), picot and slip stitches. This free crochet flower pattern makes up fairly quickly and creates a pretty flower that would make a great addition to a crochet hat or sweater.