Rottasniitunsuo climatology and vegetation

Climate data point

30 km, WMO 02963 (1991–2020)

Average temperature (°C)

5.2

Annual precipitation (mm)

621

Snow depth at mid-March (cm)

18

Median snow cover start date

3 Dec

Median snow cover end date

13 Apr

Vegetation type

Drained peatland forest with several site types. Mostly Vaccinium vitis-idaea type (Ptkg). In the north some Dwarf shrub type (Vatkg) and in the west Vaccinium myrtillus type (Mtkg) and some Herb-rich type (Rhtkg). Tree stand: Scots pine, Norway spruce, Downy birch.

Thinning in Feb 2024 and ditch blocking in Oct 2024.

Ground vegetation: Vaccinium myrtillus, V. vitis-idaea, Rhododendron tomentosum, Rubus idaeus, Dryopteris carthusiana, Pleurozium shreberi

Mean vegetation height (m)

Field layer 0.05–0.10 m, tallest trees ~20 m

After thinning (Feb 2024): mean heigth of trees 15.3 m

Max projected LAI

??

Soil type

Peat

Stand volume (m³ha^-1)

Before thinning: mean 160 (range by compartment 1–467)

After thinning (Feb 2024): mean 82.3 (13–321)

Tree density (ha^-1)

1050

After thinning (Feb 2024): 316

Tree age (years)

50