National gene conservation unit number: VV00001423
Date of collection of the field data entered: 2006
Date of the most recent visit: 2006

Location

Unit country: Norway
Unit province or state: -
Unit department or county: Sør-Trøndelag
Unit municipality: Orkdal
Unit local name: Grytdalen
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 150 - 621
Unit surface area [ha]: 4103.4
Coordinates (Public coordinates): Latitude (Decimal):63.3523 | Longitude (Decimal): 9.6638

Soil: Haplic Podzols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Extremely cold and mesic.
Aridity index: 3.442

Species

All tree species reported in the unit: Picea abies; Pinus sylvestris; Betula pubescens; Alnus incana; Prunus padus; Sorbus aucuparia; Salix caprea; Populus tremula
Target species for conservation in the GCU: Picea abies

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

Target species: Picea abies
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 : Autochtonous
Population share (%): 100%
Estimated number of reproducing trees (interval): > 5000
Status of long-term viable regeneration: Continuous

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