Both daisy and sunflower patterns are included in this pdf download.
Also available at Free-Crochet
Note: Registration (free) is required to access Freepatterns.com patterns. Click the appropriate “download pattern” button on the linked webpage to access the pdf pattern.
You will also need a nylon scrubbie for the center of the daisy and a copper scrubbie for the center of the sunflower.
Scrubbies is a modified version of this pattern to make the center part replaceable.