EXHIBIT 99.1
 
CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER
PURSUANT TO 18 U.S.C. SECTION 1350
 
In connection with the accompanying annual report on Form 10-K of Central Garden & Pet Company for the year ended September 28, 2002, I, William E. Brown, Chief Executive Officer of Central Garden & Pet Company, hereby certify pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:
 
 
(1)
 
such annual report on Form 10-K for the year ended September 28, 2002 fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
 
 
(2)
 
the information contained in such annual report on Form 10-K for the year ended September 28, 2002 fairly presents, in all material respects, the financial condition and results of operations of Central Garden & Pet Company.
 
 
December 12, 2002
 
  /s/ WILLIAM E. BROWN

   
William E. Brown
Chief Executive Officer