National gene conservation unit number: 58LGD004
Date of collection of the field data entered: 2003
Date of the most recent visit: 2015

Location

Unit country: Lithuania
Unit province or state: Vilnius
Unit department or county: Sirvintos
Unit municipality: Alioniai
Unit local name: Alka forest linden state genetic reserve
Ownership of the unit: Public
Unit elevation [m a.s.l.]: 140 - 140
Unit surface area [ha]: 20.23
Coordinates (Public coordinates): Latitude (Decimal):54.9724 | Longitude (Decimal): 25.1819

Soil: Gleyic Luvisols

Climate

Mean monthly temperature and mean monthly precipitation²

Climatic zone: Boreal / Alpine.
Environmental zone:Cold and mesic.
Aridity index: 1.149

Species

All tree species reported in the unit: Acer platanoides; Populus tremula; Quercus robur; Tilia cordata
Target species for conservation in the GCU: Tilia cordata

Unit type: Gene reserve forest

Target species: Tilia cordata
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 (%): 60%
Estimated number of reproducing trees (interval): 501 - 5000
Status of long-term viable regeneration: -

Management
Population management: Minimum intervention allowed
Predominant silvicultural system: Close-to-nature forestry