The answers to the clues below will have something in common.

1. Enjoy the benefits of
2. Subcontract
3. Approach evening   
4. Act rowdy
5. Intercept
6. Force a way
7. Wiretap or aphids
8. Dilute
9. Behave promiscuously before settling down
10. Appear unexpectedly, as a problem
11. Last of the crop brought in

HINT:
Agriculturally speaking

Answers:

1. Reap the rewards
2. Farm out
3. Grow dark
4. Raise Cain
5. Pick off
6. Plow through
7. Plant bugs
8. Water down
9. Sow wild oats
10. Crop up
11. Harvest home

Credit: Chicago Tribune Crossword
Ed Voile - AGRICULTURALLY SPEAKING (#1-8)