Hi all,
I know, it's not very original, but I made a mod, where water harvests your plants (Every node with group:plant) and torches. This could make life easier if you have to harvest large fields.
License: WTFPL
Changelog:
0.2: Added Support for adding stuff to get harvested
Download:
http://www.mediafire.com/download/8ff1oum61i2mt2l/auto_harvest_water_0.1.zip
http://www.mediafire.com/download/ddr7d8kc1bb4ykp/auto_harvest_water_0.2.zip