Supporting every aspect of agriculture from fertilizer to
agricultural products and chemicals

Introducing Our New Products

Joint development with Cosmo Energy GroupNext generation fertilizer combining ALA (aminolevulinic acid)

ALA Garden Series

Japan's productivity goes up!

  • ・Promotes the absorption of moisture and nutrition
  • ・Promotes nitrogen metabolism
  • ・Increases chlorophyll and promotes photosynthesis
  • ・Provides stress-resistance

Technology provided by Asahi Biocycle Co., Ltd.Beer yeast-derived β-glucan modified component contained fertilizer

Cell Energy Extra Turf

Activates plant physiology

  • ・Induces better disease resistance
  • ・Induces production of more plant hormones
  • ・Promotes better rooting and photosynthesis ...

ConceptAbout Us

One of the few fertilizer manufacturers that incorporates trading company functions within its corporate structure

In addition to our original tabletized granular fertilizer, we also manufacturer slow-acting fertilizer, organic liquid fertilizer, soil improvement materials, etc. In addition, we also perform trading company functions, procuring information and high-quality products that deal with various problems affecting agricultural producers. These are the many ways that Seiwa Fertilizer contributes to the future of agriculture ...

Introducing our products lines

What's New

Organic fertilizer website data library

For everyone involved in agriculture …
Objective information about organic fertilizers from academic literature

Company Information

Seiwa Fertilizer Ind. Co., Ltd., founded in 1950, has expanded its businesses across the nation as a fertilizer manufacturer that supports Japanese agriculture. It has also evolved into a trading company that imports high-quality agricultural and raw materials from overseas.
Seiwa Fertilizer is committed to contributing to Japan's agricultural future and the development of nourishing food.
This is Seiwa’s firmly chosen path today, and it will never change.