Crossword Puzzle Carefully cultivated plot

Clue: Carefully cultivated plot

Cultivated in advance, as grass (PREGROWN with 8 letters)
Some plots (ACRES with 5 letters)
It could be a plot (ACRE with 4 letters)
Common soap opera plot device (as in, "When will they wake up?") (COMA with 4 letters)
Thinks (over) carefully (MULLS with 5 letters)
Check carefully (e.g. EXAMINE with 7 letters)
Spoilable plot point (TWIST with 5 letters)
It's often used for plotting (GRAPHPAPER with 10 letters)
Follow carefully (BIRDDOG with 7 letters)
Seed for a plot (IDEA with 4 letters)