Materials:
4.00mm(U.S H-8) crochet hook or size needed to obtain gauge
DK yarn. I used Sirdar Country Classic in the colour Olive (869) . See chart below for approximately how much yarn you will need.
5-8 buttons, 1.5cm/0.5inch
tapestry needle
stitch markers

Gauge:
22 stitches/15 rows= 10cmX10cm (4X4 inch) square Row 1- hdc in the back loop only
Row 2- hdc in the 3rd loop only

Stitches and abbreviations used:
st or sts- stitch or stitches
ch- chain stitch
hdc- half double crochet
hdc2tog- half double crochet two stitches together sp- space
RS- right side WS- wrong side
This cardigan has a 0-2.5cm/0-1in positive ease.