All, the root is used to get it's food and water.
Mustard herb is a taproot
Harry and the Hendersons - 1991 Roots The Herb 1-9 was released on: USA: 9 March 1991
When a tree is cut down, the roots die because they no longer receive nutrients and water from the tree's leaves through photosynthesis. Without this supply, the roots are unable to survive and eventually die.
Herb Hendler died in 2007.
Herb Flemming died in 1976.
Herb McPherson died in 1994.
Herb Kirk died in 2001.
Herb Grosch died in 2010.
Herb McGirr died in 1964.
Herb Hall died in 1996.
Herb Aach died in 1985.
Herb Narvo died in 1958.