Leptocarpus disjunctus Mast. is grown in the provinces of Central Vietnam. The results of the evaluation of the growth, yield, and nutritional value of this plant grown on the sandy coastal area of Central Vietnam showed a survival rate was 85 - 90%; at 150 days of age, the tallest plant was 106.62 ± 0.82cm, the grass bed height was 80.99 ± 0.09 cm. The growth rate peaked in the period of 120 days after planting, then gradually decreased; The green matter yield, dry matter yield, and protein yield were: 11.7 – 14.2 tons/ha, 4.9 – 5.7 tons/ha, 0.8 – 0.9 tons/ha, respectively; Regarding nutritional composition, DM was 41.73%, CP was 5.88% in DM, EE was 1.80%, NDF was 70.10%, and Ash was 2.37%, respectively. The cattle ingested L. disjunctus: 13.93 ± 0.35kg of fresh/day/head, equivalent to 5.61 ± 0.14kg of dry feed/day/head, accounting for 2.19 ± 0.05% of body weight. L. disjunctus well-using feedstuff ruminants to increase the dietary fiber.