Here you can find descriptions of how to make a branch with flowers and leaves.
If you use the recommended materials: the flower diameter is 3,5 cm, the leaf length is 3.5 cm, and the branch length is 20 cm.

Materials:
1 Yarn DMC coton perle 8S (100% cotton, 10 g/80 m)
white (№ 5200), yellow (№ 744), light green (№ 704) and green (№ 905) colors.
Yarn Weight is 0 - Lace.
Or you can use any yarn you like/have.
2 Wire, diameter – 0.3 mm, green and colorless.
3 Superglue.
4 PVA glue.
5 Crochet hook № 1.5.
6 Scissors.