Castex-Dégrange was born at Marseilles on 23 May 1840.
In 1853, he went to Lyon where he entered the Academy of Fine Arts as a pupil of Vibert and then Reignier and studied in the Classe de Fleur.
Castex-Dégrange was initially a designer of fabrics and made his debut at the Salon de Lyon in 1867 with a gouache still life.
From 1870 Castex-Dégrange exhibited still lives at the Paris Salon . In 1874, Castex-Dégrange settled in Paris and for three years painted and designed for ceramics but in 1884 returned to Lyon where he succeeded Reignier as a Professeur at the Academy of Fine Art. Castex-Dégrange directed the Classe de Fleurs and Fabric Design until his death in 1918.
Buisson de Roses trémières Lyon Salon 1872
Buisson de Roses Lyon and Paris Salon 1876
L'eventaire de la bouquetiere Paris Salon 1877
Avant la marché Paris Salon
Prefecture du Rhone