Planomicrobium stackwebrandtii is a species of bacteria. It was named after German microbiologist Erko Stackebrandt. It belongs to the Firmicutes. It is gram-positive and was first found in 2005 at the Himalayas. The cells are cocci in pairs or clumps. It is capable of aerobic respiration using oxygen. The bacterium does not form endospores. It has one or two flagella.