Herbicidal vs Herb - What's the difference?

Herb is a related term of herbicidal.

is of, or relating to herbicides.

any green, leafy plant, or parts thereof, used to flavor or season food.

(head)

of, or relating to herbicides

having the ability to damage or destroy plants, especially weeds

(wikipedia herb)

(en noun)

Any green, leafy plant, or parts thereof, used to flavor or season food.

Plant whose roots, leaves or seeds, etc. are used in medicine.

(slang, euphemistic) Marijuana.

(botany) A plant whose stem is not woody and does not persist beyond each growing season

(obsolete) Grass; herbage.

* Milton

flocks grazing the tender herb

* (marijuana) grass, weed

* See also

* ----