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Lieu-dit · Écueil

La Montagne

La Montagne is a lieu-dit in Écueil, Montagne de Reims, Champagne, whose largest tier is premier cru.

12.4 ha

delimited

232 m

elevation

10.3 h

sun at harvest

Open on the mapWith the boundary, the plots, the sun through the year and the bedrock.

In figures

LevelPremier Cruinao-aoc-viticoles-bulk (not in this commune)
VillageÉcueil
RegionMontagne de Reims, Champagne
Delimited12.4 hainao-aoc-viticoles-bulk (not in this commune) · cadastre-etalab (4 September 2026)
Planted12.2 hacadastre-etalab (4 September 2026) · ign-bdtopo-vigne (4 September 2026) · ign-rpg-2024 (5 September 2026)
Parcels113
Grape varietypinot noir 79 %, chardonnay 14 %, meunier 6 % also permitted: arbane, petit meslier, pinot blanc, pinot grisinao-cahiers-des-charges (7 September 2026) · dgddi-superficies-produits (7 September 2026) · franceagrimer-observatoire-viticulture (7 September 2026)
Organic4%agence-bio-cartobio (c. 5 September 2026) · agence-bio-operateurs (5 September 2026)

Place in the village

Among the 43 named plots ranked premier cru in Écueil, from high to low:

sun at harvest 43rd
elevation 1st
slope 2nd
on the slope 1st

Position

232 m

elevation

22.1%

very steep

ENE

east-northeast

shoulder

convex ridge

Elevation232 m 198 to 250 mign-rge-alti (5 September 2026)
Slope22.1% 12.5°ign-rge-alti (5 September 2026)
Aspecteast-northeast 71°ign-rge-alti (5 September 2026)
On the slope77% shoulder, on a convex ridge, 416 m drains onto itign-rge-alti (5 September 2026)

Bedrock

youngold
  • 27%Meulière clay of the Brie verwering van Oligoceen (circa 33 tot 28) tot Kwartair, ongedateerd
  • 48%Bartonian sand and marl 38.5–⁠37.7 million years
  • 25%Saint-Ouen marl and limestone 38.5–⁠37.7 million years

Not a borehole: ordered by age, thickness by share of surface.

In the glass. What grows here is more a consequence of the high, cool position on the slope and the late ripening than of the composition of the rock. No wine style can be attached to the formation itself. (weak indication)

An alternation of loose sand and grey-green marl from the uppermost Bartonian, roughly 38.5 to 37.7 million years ago, deposited in shallow sea and lagoons by a retreating coastline. In the ground this is an erratic package in which sandy and clayey layers alternate over short distances. It lies high on the slope, just below the plateau edge and above the marls of Saint-Ouen.

For the vine. The sand drains, the marl holds water, and it is precisely at the boundary between the two that small springs and wet patches form which stay cold and late in spring. The water store is reasonable, but rooting often runs into a marl layer. The unit only works where the slope is sufficient to carry the water away sideways.

BRGM geological map at 1:50,000. It tells vineyards apart, not plots within a vineyard. The link between rock and taste is indirect: soil depth, water and warmth do the work, and slope, vine age and the cellar do the rest. Units on that map: e7a, 𝒜ℳ, e6b.

brgm-bdcharm50 (4 September 2026)

Sun and horizon

07:29

above the flat horizon

17:49

behind the hill

10.3 h

sun at harvest

0.6 h

lost to the hill

Grey: sun up, behind the hill or its own slope.

Around harvest the sun rises here at 07:29 above the flat horizon and disappears at 17:49 behind the hill: 10.3 hours of direct sun on a clear day. The ridge reaches 18.6° above the horizon to the west-southwest.

Irradiation−4.0% versus flat land 944 kWh/m² from April to October, 49% of it diffuseunder the average cloudiness of 2005 to 2023 (PVGIS-SARAH3, EU JRC); direct, diffuse and reflected light togetherign-rge-alti (5 September 2026) · ign-lidarhd-mnh (6 September 2026) · ign-bdforet-v2 (5 September 2026) · jrc-pvgis-sarah3 (10 September 2026)
Open sky99.4% of the sky the slope itself sees; the surrounding relief blocks the restign-rge-alti (5 September 2026) · ign-lidarhd-mnh (6 September 2026) · ign-bdforet-v2 (5 September 2026)
Three reference days, the caveat
risesetsunday
21 June05:4020:0414.4 h16.2 h
20 September07:2917:4910.3 h12.3 h
21 December08:4014:185.6 h8.2 h

Computed from the IGN elevation model at 5 m: horizon in 36 directions up to six kilometres, sun position per minute, angle of incidence on the mean slope. Clear sky, with the tree canopy from the IGN forest inventory as a raised horizon (15 m closed forest, 5 m heath, trees within 60 m ignored), 38% of the far field is forest (BD Forêt), no buildings.

ign-rge-alti (5 September 2026) · ign-lidarhd-mnh (6 September 2026) · ign-bdforet-v2 (5 September 2026)

Air and cold

57 m

above the lowest point

drains far away

cold air

a combe

17.6 ha flows past

Cold air57 m high on the slope, cold air drains far awayign-rge-alti (5 September 2026)
Cold air passing through17.6 ha a combe, mean over the polygon 0.31 haign-rge-alti (5 September 2026)

Planting

ENE-WSW

down the slope

1.17 m

between the rows

61%

vineyard in 1950

RowsENE-WSW (68°) down the slope (2°), every 1.17 m, varies by plotmeasured over 11.4 of 12.2 ha plantedign-bdortho (6 September 2026)
Vineyard in 195061% planted since: 4.56 haassessed over 11.8 ha on the 1950-1965 aerial photographign-photos-historiques-1950-1965 (6 September 2026)

Climate over time

19601980200014°16°

station REIMS-COURCY, 91 m, 15.1 km away

growing season, April to October: 1951-1980: 14.1 °C, 1991-2020: 15.0 °C

Huglin index: 1951-1980: 1,477, 1991-2020: 1,639

last spring frost: 1951-1980: day 118, 1991-2020: day 107

raw daily series, not corrected for station breaks

The name

mont
hill or mountain. In Champagne the Montagne is a wooded plateau edge, not a mountain. Relief · Gérard Taverdet, Noms de lieux de Bourgogne (2007)

This is about the words, not about this plot: the same name can have arisen differently elsewhere.

Who owns land here

5.29 ha of 12.4 ha delimited is registered to a legal entity

  • COMMUNE D'ECUEIL36%
  • BRUGNON-CHAUVET3%
  • LES DOMAINES JEEPER3%
  • ALLOUCHERY COURLEUX SA1%
  • GFA POINTILLART-PERSEVAL<1%
  • private individuals or unknown57%

Private individuals or unknown: 7.10 ha.

Share of the delimited hectares. Only legal entities are public in France; everything else stays unnamed. From the public register of legal entities (DGFiP), as of 1 January 2025. The owner is not always the one who works the vineyard: tenancy is common.

Nearby lieux-dits

In the same village, measured between label points. That does not say which ones border each other; the map shows that.

Where each figure comes from

Classification
The INAO delimitation per denomination, cut against the cadastral parcel. Only the INAO's own plans are legally binding; this map is informational.
Area
Computed on the sphere from longitude and latitude (turf.area), not in Lambert-93. For an appellation this is the union of the INAO polygons across commune boundaries, measured on the unclosed geometry; the fifteen metres used to close the outline for the map are not counted. For a climat it is the union of the cadastral lieu-dit polygons with that name.
Planted
Parcel area times vineyard cover, where cover comes from the IGN vegetation layer supplemented by the agricultural declaration. Checked against the customs harvest declarations: median deviation 5.1 per cent over a hundred appellations.
Elevation
Mean of the elevation-model cells whose centre falls inside the polygon, on a 5 m grid.
Slope
Per-cell slope from the elevation model using Horn's method, then averaged over the cells in the polygon.
Aspect
Vector mean of the per-cell aspect. A plain average would turn north-east and north-west into south.
Sun at harvest
Hours of direct sun on 20 September under a clear sky, with the horizon in 36 directions out to six kilometres and the height of woods and buildings on top of it. Canopy height is measured where LiDAR HD covers the area and estimated from BD Forêt where it does not; the panel states which of the two was used.
Grape variety by appellation
Per appellation and colour the permitted varieties from the approved cahier des charges; per appellation and tier the declared hectares of white and red from the customs harvest declaration (product codes). One colour permitted: the main variety of that colour. Two colours: from 85 percent of the hectares that colour applies, in between it is called mixed. Champagne: the dominant variety from the planted hectares per variety per commune from FranceAgriMer. Per polygon the dominant variety of its parts by area. Derived, not measured: the variety per plot exists only in the customs vineyard register, which is not public. In a two-colour appellation a single plot may carry the other variety. Customs withhold small appellations (statistical secrecy), in which case the split is missing.
Bedrock
The geological unit covering the largest share of the polygon, from the 1:50,000 geological map. At 1:50,000 the map separates one climat from another, but not what varies inside a climat.
Organic
Share of the area certified organic or in conversion, from the CartoBio plot register.