A new and distinct cultivar of Red Hot Poker plant named Kniphofia ‘;Orange Blaze’; with long, upright to gracefully-arching, strap-like, keeled, glaucous, gray-green foliage and numerous scapes beginning in late spring and repeating for nine weeks into September in Michigan. Habit is densely growing, winter-hardy, resistant to lodging, heat, deer and rabbits. Numerous scapes of strong orange on medium tall scapes beginning in late spring and repeating repeating for nine weeks into mid-September. The new plant is useful for landscaping as a specimen, en masse, or as a long-lasting cut flower.