Park in the car park at the Chapelle Saint-Didier.
(S/E) Walk down Chemin Serre Joanna to the Ruisseau de Blomard.
(1) Cross it and follow it upstream for about 200 m; it is often dry.
(2) Cross the stream again and take the path that climbs alongside it.
(3) At the fork, keep left on the ascending path. In the sharp left-hand bend, keep left and take the DFCI track. Stay on this track as it winds along the hillside.
(4) Keep left to head back down and continue straight on at the next junctions.
(5) Join the road after a steep descent. Continue to the left and return to the Chapelle Saint-Didier (S/E).