It’s an intarsia garden party in the shape of a ’60s mini, accented with garter stitch at the hem, neck, and armholes, chain-stitch leaves, and a perky butterfly knit and sewn on in finishing.

Colors used are:
2 (2, 2, 3) hanks in #3764 bright spearmint (A)
4 (4, 5, 5) hanks in #3716 leaf green (B)
1 hank each in #3803 sky blue (C), #3449 bubblegum pink (D), #3533 bright yellow (E) and #3001 white (F)