Use the green yarn, start with the foundation chain: 54 ch
R1: Start from the second stitch of the hook and work 53 sc.
R2: Turn, 1 ch, 1 sc, (5 sc, change to white yarn, work 1 sc, switch back to green yarn, work 4 sc) Repeat 5 times, then work 2 sc.
R3: Turn, 1 ch, 1 sc, (5 sc, change to white yarn, work 1 sc, switch back to green yarn, work 4 sc) Repeat 5 times, then work 2 sc.
R4: Turn, 1 ch, 1 sc, (1 sc, change to white yarn, work 9 sc). Repeat 5 times, switch back to green yarn then work 2 sc.
R5: Turn, 1 ch, 1 sc, (3 sc, change to white yarn, work 5 sc, switch back to green yarn, work 2 sc) Repeat 5 times, then work 2 sc.
R6: Turn, 1 ch, 1 sc, (2 sc, change to white yarn, work 7 sc, switch back to green yarn, work 1 sc) Repeat 5 times, then work 2 sc.
R7: Turn, 1 ch, 1 sc, (4 sc, change to white yarn, work 3 sc, switch back to green yarn, work 3 sc) Repeat 5 times, then work 2 sc.
R8: Turn, 1 ch, 1 sc, (3 sc, change to white yarn, work 5 sc, switch back to green yarn, work 2 sc) Repeat 5 times, then work 2 sc.
R9: Turn, 1 ch, 1 sc, (5 sc, change to white yarn, work 1 sc, switch back to green yarn, work 5 sc) Repeat 5 times, then work 2 sc.
R10: Turn, 1 ch, 1 sc, (change to white yarn, work 1 sc, switch back to green yarn, work 4 sc, change to white yarn, work 1 sc, switch back to green yarn, work 4 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R11: Turn, 1 ch, 1 sc, (change to white yarn, work 1 sc, switch back to green yarn, work 9 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R12: Turn, 1 ch, 1 sc, (change to white yarn, work 5 sc, switch back to green yarn, work 1 sc, change to white yarn, work 4 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R13: Turn, 1 ch, 1 sc, (change to white yarn, work 3 sc, switch back to green yarn, work 5 sc, change to white yarn, work 2 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R14: Turn, 1 ch, 1 sc, (change to white yarn, work 4 sc, switch back to green yarn, work 3 sc, change to white yarn, work 3 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R15: Turn, 1 ch, 1 sc, (change to white yarn, work 2 sc, switch back to green yarn, work 7 sc, change to white yarn, work 1 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R16: Turn, 1 ch, 1 sc, (change to white yarn, work 3 sc, switch back to green yarn, work 5 sc, change to white yarn, work 2 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R17: Turn, 1 ch, 1 sc, (change to white yarn, work 1 sc, switch back to green yarn, work 9 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R18: Turn, 1 ch, 1 sc, (change to white yarn, work 1 sc, switch back to green yarn, work 4 sc, change to white yarn, work 1 sc, switch back to green yarn, work 4 sc) Repeat 5 times, change to white yarn, work 1 sc, switch back to green yarn, then work 1 sc.
R19 to R34: Repeat the pattern described in Rows 3 to 18.
R35 to R49: Repeat the pattern described in Rows 3 to 17.
R50: Repeat the pattern described in Row 17.
R51: use green yarn, work 53 sc.
Finally, work single crochet around the edge of the piece. Work 3 sc in each stitch at the corners to create a neat edge. cut tail and weave the ends