Free pattern of crochet Flower pot holder

hai friends here is a free pattern of flower pot holder i am a beginner in writing crochet patterns so if any errors or mistakes pls let me know

Materials needed
Crochet hooksize:3.50mm
Green yarn: one ball
Yellow yarn : one ball
Waste CD:1
Tapesrtry needle for attaching cd to back side of pot holder

Stitches used
sc  -  single crochet,  dc  - double crochet, slipstitch,  fpdc- Frontpost doublecrochet  http://www.youtube.com/watch?v=yIu4HfUpvsY,Popcornstitch - 4dc insert a hook into first dc to last dc pull up a loop ch1 to secure here is tutorial link http://www.youtube.com/watch?v=Tg58yUidv5M


ch3 slip st to form a ring
R1: ch3 count as first dc,11 dc in ring (12dc)

R2:ch2,frontpostdc in first dc in R1 ,*dc in next dc ,

frontpostdc in that dc * repeat *to* join to first ch2 

(12fpdc,12dc)

R3:Change to green ch2,fpdc in fpdc of R2,popcornstich in 

next dc(4dc insert hook into first dc to 4th dc pull up a loop ch1 to secure)*fpdc in fpdc ,popcorn stitch to dc*repeat join to first ch2(12fpdc,12popcornstitch)

R4:change to yellow ch2,fpdc in fpdc,dc in next space dc 

in popcornstitch dc in next fpdc,*fpdc in fpdc,dc in next space dc in popcornstitch,dc in fpdc* repeat join to first ch2(12fpdc,36dc)

R5:ch2,*fpdc in fpdc,dc in next 3 dc ,dc in fpdc* repeat join to ch2(12fpdc,48dc)

R6:ch2,*fpdc in fpdc,dc in 4 dc ,dc in fpdc*repeat join to first ch2(12fpdc,60dc)

R7:change to green sc in first fpdc 7 dc in 3rd dc in R6 *sc in fpdc,dc in 3rd dc*repeat join to first sc

R8:change to yellow ch2,fpdc infpdc,sc in 3 dc ,3sc in 4th dc,sc in next 3dc*fpdc in fpdc sc in each of 3 dc,3sc in4thdc,sc in each of next 3 dc*join to first ch2

R9:change to green slipstich in back loop of each sc in R8 join to first slip stitch

attach a waste CD in back side of this pot holder then it would be more stiff and used to be as a hot pad