Chloropyron maritimum maritimum is a perennial herb with a taproot that can grow up to 1 meter (3.3 feet) long. The plant has a branching stem that can reach up to 1 meter (3.3 feet) in height. It has narrow leaves that are about 5-20 cm (2-8 inches) long and 1-5 mm (0.04-0.2 inches) wide. The plant produces clusters of small pink or white flowers that bloom from May to August.