Agrium and PotashCorp Announce Mailing of Letters of Transmittal and Election Forms to Registered Shareholders in Connection with Merger of Equals Transaction

SASKATOON, SK and CALGARY, AB--(Marketwired - November 17, 2017) - Potash Corporation of Saskatchewan Inc. (PotashCorp) (TSX: POT) (NYSE: POT) and Agrium Inc. (Agrium) (TSX: AGU) (NYSE: AGU) today announced the mailing of the letters of transmittal and election forms in connection with the proposed merger of equals transaction to their respective registered shareholders.

Each company's letter of transmittal and election form outlines the necessary documentation and information required to be sent to the depositary for the transaction, AST Trust Company (Canada) (the "Depositary"), by a registered shareholder in order to receive the shares of the parent entity, Nutrien Ltd., to which they are entitled in exchange for their Agrium or PotashCorp common shares, as applicable, once the transaction is completed and, if eligible, to make an election in respect of their shares.

The letters of transmittal and election forms are for use by registered shareholders only. Beneficial shareholders that do not have their common shares of Agrium or PotashCorp registered in their name (rather, such shares are registered in the name of a broker or other intermediary) should contact their broker or other intermediary for instructions and assistance regarding receipt of any shares of Nutrien Ltd. to which they are entitled once the transaction is completed or, if eligible, to make an election in respect of their shares.

Agrium's letter of transmittal and election form will be available on Agrium's website at www.agrium.com, and PotashCorp's letter of transmittal and election form will be available on PotashCorp's website at www.potashcorp.com, and both letters of transmittal will be available on the merger website of Agrium and PotashCorp at www.worldclasscropinputsupplier.com. Copies of the applicable letter of transmittal and election form will also be available under Agrium's and PotashCorp's respective profiles on SEDAR at www.sedar.com and the Securities and Exchange Commission's website at www.sec.gov. Additional copies of the letters of transmittal are also available by contacting Kingsdale Advisors at [e-mail].