6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

Form 6-K

Report of Foreign Issuer
Pursuant to Rule 13a-16 or 15d-16 of
the Securities Exchange Act of 1934

For the month of: March, 2008 Commission File Number: 001-14460

AGRIUM INC.

(Name of registrant)

13131 Lake Fraser Drive S.E.
Calgary, Alberta,
Canada T2J 7E8
(Address of Principal Executive Offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F   o Form 40-F   þ

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):   o

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):   o

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the SEC pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934:

Yes   o No   þ

If “Yes” is marked, indicate the file number assigned to the registrant in connection with Rule 12g3-2(b): N/A

SIGNATURES

          Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	AGRIUM INC.
Date: March 31, 2008	By:	“Gary J. Daniel” (signed)
		Name:	Gary J. Daniel
		Title:	Senior Legal Counsel & Assistant Corporate Secretary

EXHIBIT INDEX

Exhibit		Description of Exhibit
	1	Confirmation of Mailing dated March 31, 2008

EX-1

March 31, 2008

Nova Scotia Securities Commission	Securities Commission of Newfoundland and Labrador
Alberta Securities Commission	Saskatchewan Financial Services Commission, Securities Division
The Manitoba Securities Commission	Office of the Administrator of the Securities Act, New Brunswick
Ontario Securities Commission	British Columbia Securities Commission
Registrar of Securities, Prince Edward Island	L’Autorité des marchés financiers

Dear Sirs:

RE: AGRIUM INC.

The following were sent by prepaid mail to all registered shareholders of the above-mentioned Company on March 31, 2008:

   þ Proxy

   þ Notice of Meeting/Information Circular

   þ MD & A

   þ Annual Report for the Fiscal Year Ended December 31, 2007

   þ Annual Financial Statements for the Fiscal Year Ended December 31, 2007

   þ Supplemental Card

However, we have not mailed to shareholders in cases where on three consecutive occasions, notices or other documents have been returned undelivered by the Post Office.

The above disclosure document(s) are filed with you as agent for the Company in compliance
with the regulations.

Yours very truly,
CIBC MELLON TRUST COMPANY

“Signed”

Vijaya Murugaanandan
Associate Manager, Trust Central Services

pk/CM_Agrium