Outlet connected home automated watering system?

[desertblade (Ben W)]

Then I would stick with IFTT and a virtual switch. Its probably easier to set up and can be leveraged by CoRe better.

Here is coRe: [OBSOLETE] [BETA MILESTONE 1] CoRE (Community's own Rules Engine)

edit:
link to create a virtual switch (I think this is still valid): FAQ: Creating a virtual Device