National gene conservation unit number: EST1985PAB001
Date of collection of the field data entered: 1999
Date of the most recent visit: 2008

Location

Unit country: Estonia
Unit province or state: Estonia
Unit department or county: Järva county
Unit municipality: Ambla parish
Unit local name: Esna
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 40 - 55
Unit surface area [ha]: 294.3
Coordinates (Public coordinates): Latitude (Decimal):59.0014 | Longitude (Decimal): 25.8174

Soil: Calcaric Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.393

Species

All tree species reported in the unit: Picea abies
Target species for conservation in the GCU: Picea abies

Unit type: Gene reserve forest, Seed stand

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 (%): 95%
Estimated number of reproducing trees (interval): > 5000
Status of long-term viable regeneration: Sporadic

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: Clear-cutting with artificial regeneration (planting or seeding)