Creston (Ktunaxa: kxunamaʔnam) is a town of 5,306 people in the Kootenay region of southeastern British Columbia, Canada.any apple, and cherry orchards grow in Erickson, British Columbia, an unincorporated area outside of Creston, and the valley is also an important dairy centre. The Creston Area produces the largest cherries grown in the Northern hemisphere and exports them globally. A primary market is Europe while Asia is second.