National gene conservation unit number: CHE00095
Population number: -

GCU
Date of collection of the field data entered: 2024
Date of the most recent visit: 2024

POPULATION
Year of Establishment of the GCU for the species: 2023
Date (or partial of date) of the most recent visit: 2024

Location

Unit country: Switzerland
Unit province or state: AG
Unit department or county: Brugg
Unit municipality: Remigen, Villigen
Unit local name: Region Geissberg
Ownership of the unit: Other
Unit elevation [m a.s.l.]: 397 - 681
Unit surface area [ha]: 151.51
Coordinates ( Public coordinates): Latitude (Decimal):47.5227 | Longitude (Decimal): 8.1812

Soil: Rendzic Leptosols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.627

Species

All tree species growing in the unit: Quercus petraea; Quercus pubescens
Target species for conservation in the GCU: Quercus pubescens, Quercus petraea

Unit type: Gene reserve forest, Biodiversity conservation

Target species: Quercus petraea
Status of the target species in the GCU: Included
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochthonous
Population share (%): 75%
Estimated number of reproducing trees (interval): >5001
Status of long-term viable regeneration: -

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: Close-to-nature forestry