National gene conservation unit number: MP/2/31107/05
Date of collection of the field data entered: 2013
Date of the most recent visit: 2019

Location

Unit country: Poland
Unit province or state: Woj. śląskie
Unit department or county: Powiat cieszyński
Unit municipality: Gmina Istebna
Unit local name: N. Wisła 1-05-108f,109f
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 580 - 690
Unit surface area [ha]: 37.24
Coordinates (Public coordinates): Latitude (Decimal):49.5328 | Longitude (Decimal): 18.9322

Soil: Eutric Cambisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.729

Species

All tree species reported in the unit: Fagus sylvatica; Picea abies; Abies alba
Target species for conservation in the GCU: Picea abies

Unit type: Seed stand

Target species: Picea abies
Status of the target species in the GCU: -
Category of the target species in the GCU: In situ
Origin of the target species in the GCU : Autochtonous
Population share (%): 70%
Estimated number of reproducing trees (interval): > 5000
Status of long-term viable regeneration: -

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: -