Dig Your Roots was created in 2004.
You Dig Them Out By There Roots.
A horse will typically dig roots up if they are very hungry or are missing some type of vitamin or mineral from their diet.
Dig Me Out was created on 1997-04-08.
Come Dig Me Out was created in 2003.
Big Dig was created in 2007.
Till dig was created in 2007.
Dig Dug was created in 1982.
Dig In was created on 2001-08-13.
The Dig was created on 1995-11-30.
They dig holes in the soil making it easier for the plant roots to grow. The "tunnels" created by the worm provide for faster growth, I think.
The Dig - novel - was created in 2007-05.
I Dig Everything was created in 1966-08.