All the flowers design are made in different pattern and using in different colors in them. I am using single crochet, double crochet; treble crochet stitches the US terminology all my work done. You have to I am using worsted normal weight yarn and 3mm crochet hook for the entire flowers pattern. You can use any of crochet yarn and the same hook to using for this. Their so simple and cute designs so do not miss and try to make and decorate your home in the beautiful flowers.