National gene conservation unit number: NL.SI.6.3.04-04
Date of collection of the field data entered: 2020
Date of the most recent visit: 2018

Location

Unit country: Netherlands
Unit province or state: Zeeland
Unit department or county: -
Unit municipality: Veere
Unit local name: Valkenisse, Groot Valkenisse
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 4 - 44
Unit surface area [ha]: 6.9
Coordinates (Public coordinates): Latitude (Decimal):51.4892 | Longitude (Decimal): 3.5094

Soil: Calcaric Fluvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Cool temperate.
Environmental zone:Cool temperate and moist.
Aridity index: 1.527

Species

All tree species reported in the unit: Acer pseudoplatanus; Crataegus monogyna; Hippophae rhamnoides; Quercus robur
Target species for conservation in the GCU: Crataegus monogyna

Unit type: Seed stand

Target species: Crataegus monogyna
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 (%): 20%
Estimated number of reproducing trees (interval): 51 - 500
Status of long-term viable regeneration: Continuous

Management
Population management: -
Predominant silvicultural system: No silviculture