A new and distinct cultivar of ornamental Red Hot Poker, Kniphofia plant named ‘;Gold Rush’;, with long, gracefully-arching, strap-like, keeled, glaucous, gray-green foliage and numerous scapes beginning in late summer with rebloom under optimal growing conditions. Habit is densely-growing, winter-hardy and tolerant of heat. Numerous scapes with dense flowers of intense bright yellow buds that retain their color when flowers open. The new plant is useful for landscaping as a specimen, en masse, or as a long-lasting cut flower.