This research objective was to obtain the best organic feltilizer brand for the growth and production of bok choy in acid dryland. This research was conducted in a greenhouse owned by Departement of Agricultural Cultivation, Faculty of Agricultural, Lambung Mangkurat University, Banjarbaru. This research was conducted from February 2020 - April 2020. Factorial completely randomized design was applied with 10 t ha-1 for all brands. The treatments were: P0 = Control, P1 = 10 t ha-1 2- Tia-Agri, P2 = 10 t ha-1 Sunflower, P3 = 10 t ha-1 Supernasa, and P4 = 10 t ha-1 Evergreen with five replicates. The results showed that organic fertilizer brands affected growth and production of bok choy. The best dose was Evergreen with 10 t ha-1 (P4).
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