It has begun... snipped my first lettuce and beet leaves from the garden of the year...

Let the bounty begin!

block heater:


or a little bigger, trough heater:


^ that one is already a solar powered one.

check out this:

http://www.ranchtanks.com/files/Horse_journal_ad-1.pdf

and this:

http://www.builditsolar.com/Projects.../SteveTank.htm