From the Knit Rowan website:
Knit this stunning womens round neck sweater, the member’s exclusive free pattern for October. Designed by Martin Storey using a combination of two of our luxurious yarns, Fine Lace and Kidsilk Haze worked together, this sweater is adorned with pretty flowers and peacocks knitted, using the intarsia technique.

Finished width dimensions:
46: 51: 57: 63: 70.5 cm
18: 20: 22½: 25: 28 inches

Yarn Information:
Fine Lace
A - Sonata 940
4, 4, 4, 5, 5 skeins
1748, 1748, 1748, 2185, 2185 yards

C - Vintage 926
2, 2, 2, 3, 3 skeins
874, 874, 874, 1311, 1311 yards

Kidsilk Haze
B - Turkish Plum 660
7, 7, 8, 9, 9 skeins
1603, 1603, 1832, 2061, 2061 yards

D - Smoke 605
3, 3, 4, 4, 4 skeins
687, 687, 916, 916, 916 yards

Gauge notes:

• US 1-2 are the listed pattern needles. The instructions state that 2.25-2.75 mm needles can be required in order to achieve gauge for the different fabrics.
• The listed Yarn weight is reflected after holding the 2 different strands together.