National gene conservation unit number: CHE00068
Population number: -

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

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

Location

Unit country: Switzerland
Unit province or state: GR
Unit department or county: Surselva
Unit municipality: Cumbel
Unit local name: Gatgs
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 725 - 949
Unit surface area [ha]: 64.2327
Coordinates ( Public coordinates): Latitude (Decimal):46.7352 | Longitude (Decimal): 9.2130

Soil: Dystric Podzoluvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.325

Species

All tree species growing in the unit: Fraxinus excelsior
Target species for conservation in the GCU: Fraxinus excelsior

Unit type: Gene reserve forest, Biodiversity conservation (habitats AND/or species)

Target species: Fraxinus excelsior
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 : Unknown
Population share (%): 100%
Estimated number of reproducing trees (interval): > 5000
Status of long-term viable regeneration: -

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: Close-to-natural forestry (continuous cover forest, selective logging)