National gene conservation unit number: 22
Date of collection of the field data entered: 2024
Date of the most recent visit: 2024

Location

Unit country: United Kingdom
Unit province or state: Scotland
Unit department or county: Aberdeenshire
Unit municipality: Ballater
Unit local name: Glen Derry
Ownership of the unit: Other
Unit elevation [m a.s.l.]: 430 - 500
Unit surface area [ha]: 653
Coordinates (Public coordinates): Latitude (Decimal):57.0249 | Longitude (Decimal): -3.5846

Soil: Ferric Podzols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 2.447

Species

All tree species reported in the unit: Betula pubescens; Juniperus communis; Pinus sylvestris; Salix caprea; Salix cinerea; Sorbus aucuparia
Target species for conservation in the GCU: Pinus sylvestris

Unit type: Biodiversity conservation

Target species: Pinus sylvestris
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 : Autochthonous
Population share (%): 90%
Estimated number of reproducing trees (interval): 501 - 5000
Status of long-term viable regeneration: Continuous

Management
Population management: Conservation through active intervention carried out
Predominant silvicultural system: No silviculture