Instructions:

Ch. 4 and sl st close to make ring;
ch. 3 and dc 15 into the center ring sp (ch counts as 1 dc); sl st into the 3rd ch at start;

switch to color B, then ch. 2; Pineapple Stitch once into same ch sp;

to Pineapple Stitch:

YOH then insert hook into the same stitch; *YOH and pull through loop;* Repeat (*) three times for a total of 9 loops on hook;
YOH once more, then pull first 7 loops;
YOH and pull thru last 2 loops, then ch 1;

pineapple stitch into next 15 sts across row; then ch. 1 and sl st into the first pineapple st;

switch to color C, then sl st into 1 st ch sp;
ch. 2 then *YOH and insert hook through same ch sp;
YOH and pull through; YOH & pull thru first 2 loops;*
Repeat (*) twice, then YOH and pull thru last 4 loops on hook;

*ch. 1 and cluster 4 dc in next ch sp;*
Repeat (*) 14 times across round;
sl st the last ch into the 1st cluster st;

switch to color A, then sl st into the 1st ch sp;
next ch 3, then dc 2 into the same ch sp;
then dc 3 into the next 2 ch sp;

To turn the corner:

dc 3 into the next ch sp, then ch. 3;
dc 3 into the same ch sp for a total of 6 dc in ch sp;

next, *dc 3 into the next 3 ch sps; then turn corner;*
Repeat (*) three to complete round;
After turning last corner sl st into the 3rd st of starting ch;