λαχάνων [3 verses](noun pl neut gen) "Herbs" is lachanon, which generally means "garden plants" as an opposite of wild plants, "garden herbs," and "vegetables" -- The term translated as "herbs" but generally means "garden plants" as an opposite of wild plants. The point here is cultivation. "Cultivation" was a sign of civilization rather than the wild state of things. Mustard plant are one of the oldest known cultivated plants. Cultivation is also symbolic of educating children.