National gene conservation unit number: 1001
Population number: -

GCU
Date of collection of the field data entered: 2004
Date of the most recent visit: 2023

POPULATION
Year of Establishment of the GCU for the species: 2004
Date (or partial of date) of the most recent visit: 2009

Location

Unit country: Luxembourg
Unit province or state: Bon-Pays
Unit department or county: -
Unit municipality: Dudelange
Unit local name: Haard (RFI)
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 310 - 430
Unit surface area [ha]: 157
Coordinates ( Public coordinates): Latitude (Decimal):49.4682 | Longitude (Decimal): 6.0580

Soil: Eutric Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.312

Species

All tree species growing in the unit: Acer platanoides; Acer pseudoplatanus; Betula pendula; Carpinus betulus; Fagus sylvatica; Fraxinus excelsior; Prunus avium; Quercus robur
Target species for conservation in the GCU: Acer platanoides, Acer pseudoplatanus, Betula pendula, Carpinus betulus, Fagus sylvatica, Fraxinus excelsior, Prunus avium, Quercus robur

Unit type: Gene reserve forest, Biodiversity conservation

Target species: Quercus robur
Status of the target species in the GCU: Not included
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochthonous
Population share (%): 100%
Estimated number of reproducing trees (interval): 501 - 5000
Status of long-term viable regeneration: Continuous

Management
Population management: No intervention allowed
Predominant silvicultural system: No silviculture