
Carrelet Refuge
At the bottom of a rocky valley, the track goes up to the source of the Vénéon and comes out on the Carrelet plain... The verdure of this "plain «contrasts with the abrupt clefts of the Ailefroide which dominate the refuge with a drop of 2000 m. The track has been subject to a lot of restoration work by the teams in the National Park national to make it accessible and pleasurable for hikers.
Description
Either take the path at the bottom of the car park on the edge of the Vénéon torrent or in the village passing the Maison de la Montagne... The itinerary follows the right bank of the Vénéon crossing several secondary torrents equipped with walkways in order to reach Carrelet refuge. The installation of a stone pavement on parts of the track has enabled us to fight against erosion linked to hikers crossing the stream. Return by using the same itinerary.
- Departure : La Bérarde, Saint-Christophe-en-Oisans
- Towns crossed : Saint-Christophe-en-Oisans
4 points of interest

Azuré du serpolet - PNE - Grosselet Olivier
FaunaLarge Blue Butterfly
This butterfly with blue wings spotted with black frequents the mountain grasslands and entrusts the ants with rearing its caterpillars... It lays its eggs on the host plant, the Breckland Thyme, whose flower buds feed the caterpillar until it lets itself fall to the ground. The Fire Ants take over. They are attracted by the honeydew produced by the caterpillar and they transport it to their anthill to milk it. . The caterpillar becomes carnivorous and eats the young ant larvae without being disturbed. It hibernates until the Spring. When it reaches maturity, it creates a chrysalis in the anthill. The butterfly hatches and quickly goes out in to the open air to carry out the reproduction of the species.

Versant nord ouest d'Ailefroide - PNE - Roche Daniel
PanoramaConquest of the Ailefroide
By its magnitude, its height, its steepness, the conquest of the North-West face of the Ailefroide (impressive view of the North-West face of the Ailefroide which dominates Carrelet plain at an altitude of 3954 m) it is comparable with the famous Northern face of the Grandes Jorasses by Devies. The first ascent carried out by the corded team Devies and Gervasutti on the 23rd and 24th July 1936. On the approach from the Temple-Ecrins refuge Gervasutti broke a rib which did not stop him from carrying out this prestigious first.

Pin à crochet (arbre de droite) - PNE - Nicollet Bernard
FloraMountain Pine pinewood
The pinewood of Mountain Pines at Carrelet is rightly considered to be the highest in Europe. In fact, it occupies a slope at an altitude of 2400 m. It is also developing downwards due to the end of pastoral bovine activity at the beginning of the 1970s. Progressively, the grassland has been colonized by the juniper heath which encourages the implantation of Mountain Pine.

Pin à crochets - PNE - Lévy Frédérique
FloraMountain Pine
The Mountain Pine is a high altitude species. This tree can be seen on the sunny slopes up to an altitude of 2450 m. If it can reach a height of 15 m locally it becomes much shorter and crooked even bushy when conditions are difficult... Its roots are solid, it is a frugal species that can support a very short vegetative period, extreme cold, snow, drought, the alpine brightness, the wind and the black ice,. It can be used as a species for reafforestation at altitude with a view to protecting certain soils and to fight against the beginning of avalanches...
Forecast
Altimetric profile
Sensitive areas
Golden eagle
- Impacted practices:
- Aerial, , Vertical
- Sensitivity periods:
- JanFebMarAprMayJunJulAug
- Contact:
- Parc National des Écrins
Julien Charron
julien.charron@ecrins-parcnational.fr
Golden eagle
- Impacted practices:
- Aerial, , Vertical
- Sensitivity periods:
- JanFebMarAprMayJunJulAug
- Contact:
- Parc National des Écrins
Julien Charron
julien.charron@ecrins-parcnational.fr
Information desks
Oisans Park house
45 avenue de la République, 38520 Le Bourg d'Oisans
Video presentation of the natural resources of the Oisans mountain and its crafts. Information, documentation about the Park, projections, reading space for children. Accessible to people with reduced mobility. Free admission. All animations of the Park are free unless otherwise stated.
Transport
Coach stop : La Bérarde
Access and parking
From Bourg d'Oisans, take the D1091 then the D530 in the direction of Bérarde (34 km). Narrow road from Champhorent, closed in Winter.
Parking :
More information
Source

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