Plucking the Schnauzer hair can keep the hair root's original color and luster, preventing the hair from becoming lighter and whiter, and the new hair that grows after plucking can also be more supple and docile. Generally, Schnauzers need to be plucked once a month. If it is a Schnauzer kept at home and you don’t want to pluck your dog, you can choose to go to a pet shop for trimming instead of plucking. If it is a Schnauzer that needs to be competed, it needs to be plucked. And Schnauzers will not feel pain when plucking their hair.