This research aimed to determine (1) land suitability limiting factors for Javanese patchouli cultivation in North Serang Regency, Banten Province, (2) the level of land suitability for Javanese patchouli cultivation in North Serang District, Banten Province, (3) land improvement efforts to be suitable for Java Patchouli Plant cultivation in North Serang Regency, Banten Province. This type of research was descriptive research. The study was conducted in the Dry Land of North Serang Regency, Banten Province including Tirtayasa District, Kramatwatu District, and Waringinkurung District. The research was conducted from October 2018 to March 2019. The research consisted of 5 stages: preparation and secondary data collection, preparation of land unit maps, data collection stage in the field (primary data), analysis of land suitability data and stages making land suitability maps. The method of data analysis was done by matching between the characteristics and quality of land in the study area with the criteria for growing patchouli plants. The results showed that : (1) Land suitability limiting factors for Java Patchouli cultivation included the availability of water, rooting media, nutrient availability, terrain conditions. (2) Land use in Tirtayasa sub-district includes land suitability classes S2 (moderately suitable) and S3 (marginally suitable). Land use in Kramatwatu District includes land suitability classes S2 and S3. Land use in Waringinkurung District includes land suitability classes S3 and S2. (3) Efforts to improve land can be made by making terraces, providing efficient additional irrigation, making drainage channels, liming, fertilizing, adding organic matter.