From an obscure and majestic fir grove untouched by logging, the trail becomes clearer as it winds its way along the southernmost grassy ridges of the Diois, culminating in the summit of Duffre and its panoramic view of the Ventou...
The Natura 2000 site "Pelouses, forêts et habitats rocheux de la montagne de l'Aup et de la Sarcena" (grasslands, forests and rocky habitats of the Aup and Sarcena mountains) is home to typical mountain avifauna (Montagnard Venturon, woodchat, spioncelle pipit, rock blackbird, etc.). A population of black grouse can be found on both slopes, and the Tengmalm's owl has been spotted in the beech and spruce woodlands. The area is also exceptionally rich in botanical diversity, with 450 plant species recorded, including three listed in France's "red book" of endangered flora: Dauphiné saxifrage, sauze cytise and tiny-flowered forget-me-not.
Information mise à jour le 13/08/25 par Office de Tourisme du Pays Diois