Might be easire to edit the english.php file and make this:
Code:
// manufacturers box text in sideboxes/manufacturers.php
define('BOX_HEADING_MANUFACTURERS', 'Manufacturers');
Look Like this:
Code:
// manufacturers box text in sideboxes/manufacturers.php
define('BOX_HEADING_MANUFACTURERS', 'Grower');
And the same for the others
To do all that you are seeking will require editing many files in the catalog and admin sides for the DB calls and lookups that you probably have not done yet and in the end you wind up at the same place as if you do as I suggested