Herbero is obtained from the distillation or maceration of plants collected in the mountain range with a grain alcohol solution with between 22% and 40% alcoholic content. The color of the resulting liquor may be transparent, or it may vary from yellow to clear green to red.
The plants used in the production of herbero include at least four of the following: sage, chamomile, pennyroyal, lemon verbena, the root of the blessed thistle, peppermint, cattail, fennel, anise, melissa, agrimony, savory, felty germander, thyme, and French lavender.
Its production is regulated by the denominación de origen "Distilled spirits of Alicante" together with anise paloma, café licor from Alcoy, and cantueso.