Fourth Generation Grower Champagne Pierre Péters and Bourgeois-Diaz Lynn August 17, 2018 August 19, 2018 18 Comments on Fourth Generation Grower Champagne Pierre Péters and Bourgeois-Diaz Grower Champagne is the smaller producer deciding what he or she wants to make and how. This is the essence of grower Champagne and two fourth-generation grower producers: Pierre Péters Champagne and Champagne Bourgeois-Diaz.