National gene conservation unit number: NL.SI.1.2.19-02
Date of collection of the field data entered: 2020
Date of the most recent visit: 2017

Location

Unit country: Netherlands
Unit province or state: Overijssel
Unit department or county: -
Unit municipality: Hellendoorn
Unit local name: Nijverdal, Sprengenberg
Ownership of the unit: Private
Unit elevation [m a.s.l.]: 45 - 45
Unit surface area [ha]: 14
Coordinates (Public coordinates): Latitude (Decimal):52.3288 | Longitude (Decimal): 6.4053

Soil: Gleyic Podzols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.304

Species

All tree species reported in the unit: Betula pendula; Juniperus communis; Pinus sylvestris; Quercus robur; Sorbus aucuparia
Target species for conservation in the GCU: Juniperus communis

Unit type: Biodiversity conservation, Seed stand

Target species: Juniperus communis
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 : Autochthonous
Population share (%): 50%
Estimated number of reproducing trees (interval): 51 - 500
Status of long-term viable regeneration: Sporadic

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