This vein is harvested from west Kalimantan. This region of Indonesia features regular heavy showers, high temperatures, and rich acidic soil. In this area, white Katapang kratom is fed by the Pawan River. Although this strain grows wild, it is now extensively cultivated in kratom farms in the region. Effects are increased mental energy, analgesic, boosts creativity.. Perfect for the afternoon slow down of most peoples brains. It is fast acting and high impact strain is also longer lasting than most kratom strains. Potency: Medium to High.