This color palette is derived from Barberry (Berberis Vulgaris). The bright red berries on this common shrub add color to your yard and also creates a protective barrier due to its spiny branches. Barberries can be pickeled as a garnish or made into a jam or jelly. The roots and the inner bark create an impressive yellow dye. The main chemical constitute of the Barberry is Berberine. This bitter yellow crystalline alkaloid has been used as a tonic, a purgative and an antiseptic. It is also used for liver ailments and digestive issues.