Perennial, sparsely clump type. The stalk is upright, 30-60 cm high. Puccinellia tenuiflora has strong salt-alkali tolerance, drought resistance, and cold resistance. It can grow and develop on saline-alkali soils with a pH above 9-10. It often forms a Puccinellia tenuiflora community, a Leymus chinensis + Puccinellia tenuiflora community, etc. around the alkaline spot.
