CALGARY, Alberta--(BUSINESS WIRE)--May 11, 2005--

    ALL AMOUNTS ARE STATED IN U.S.$

The Board of Directors of Agrium Inc. (TSX:AGU) (NYSE:AGU) has declared a dividend of five and one half cents U.S. (U.S.$0.055) per common share to be paid on July 6, 2005 to shareholders of record on June 15, 2005.

Agrium Inc. is a leading global producer and marketer of agricultural nutrients and industrial products and a major retail supplier of agricultural products and services in both North and South America. Agrium produces and markets three primary groups of nutrients: nitrogen, phosphate and potash as well as controlled release fertilizers and micronutrients. Agrium's strategy is to grow through incremental expansion of its existing operations and acquisitions as well as the development, commercialization and marketing of new products and international opportunities.

AGRIUM INC. (NYSE:AGU) (TSX:AGU)

    CONTACT: Agrium Inc.
             Richard Downey
             Director, Investor Relations
             (403) 225-7357
             OR
             Agrium Inc.
             Christine Gillespie
             Investor Relations Manager
             (403) 225-7437
             Website: www.agrium.com

    SOURCE: AGRIUM INC.