WRITTEN INSTRUCTIONS WITH IMAGES FOR HOW TO DO A 6X8 STACKED PLOW FARM
This actually turns out to be another version of a 6X6 farm, but uses 8 tabs for a more even look, as shown in the image below.
A.  LOAD YOUR FARM AND MAKE THE FARM YOU WISH TO PLOW YOUR DEFAULT FARM. 
B.  CLICK YOUR PREFERENCES ICON AND UN-TICK THE BOX THAT SAYS "REMOVE SPACE BETWEEN FIELDS" 
C.  CLICK THE GREEN PLUG AND TAKE YOUR FARM OFFLINE.
D.  RIGHT CLICK ON "PLAY" AND SELECT "OPEN LINK IN NEW TAB" YOU TAKE THAT FARM OFFLINE ALSO.
E.  CONTINUE STEP (D) UNTIL YOU HAVE 8 TABS OPEN AND ALL OF THEM ARE OFFLINE.
1 START IN THE TOP RIGHT HAND CORNER
THEN PLOW THE ENTIRE FARM
CLICK ON "SAVE"
2 START IN THE TOP RIGHT HAND CORNER
MOVE YOUR MOUSE IN TWO STEPS TO THE LEFT
PLOW THE ENTIRE FARM
CLICK ON "SAVE"
3 START IN THE TOP RIGHT HAND CORNER
COME DOWN TWO STEPS WITH YOUR MOUSE
PLOW THE ENTIRE FARM 
CLICK ON "SAVE"
4 START IN THE TOP RIGHT HAND CORNER
MOVE YOUR MOUSE IN TWO STEPS TO THE LEFT AND
COME DOWN TWO STEPS WITH YOUR MOUSE
PLOW THE ENTIRE FARM 
CLICK ON "SAVE"
5 START IN THE TOP RIGHT HAND CORNER
MOVE YOUR MOUSE DOWN ONE STEP 
PLOW THE ENTIRE FARM
CLICK ON "SAVE"
6 START IN THE TOP RIGHT HAND CORNER
MOVE YOUR MOUSE DOWN ONE STEP AND
MOVE YOUR MOUSE IN TWO STEPS TO THE LEFT
PLOW THE ENTIRE FARM
CLICK ON "SAVE"
7 START IN THE TOP RIGHT HAND CORNER
MOVE YOUR MOUSE DOWN 3 STEPS
PLOW THE ENTIRE FARM
CLICK ON "SAVE"
8 START IN THE TOP RIGHT HAND CORNER
MOVE YOUR MOUSE DOWN 3 STEPS
MOVE YOUR MOUSE IN TWO STEPS TO THE LEFT
PLOW THE ENTIRE FARM
CLICK ON "SAVE"
CLOSE ALL TABS EXCEPT (1) RELOAD YOUR FARM AND SOW AS USUAL.
To see a 6 X 8 farm  
© FarmTown Girl with assistance from Cindy Nichols Fluri & Emma Louise Pegg.