The Cenarion Herb Bag is a bag that will only hold herbs and some herbalism related items. e.g Mote of Life and Primal Life which can be obtained via herbal nodes in Outland.
The Cenarion Herb Bag is crafted by Tailors with a skill level of 275.
The pattern is sold by Mishta in Silithus. You must be Friendly with the Cenarion Circle to purchase these plans.