Regions of provenance

Regions of provenance are defined areas within which sufficiently similar ecological and climatic characteristics can be found. Within these areas, forest stands are sufficiently similar in terms of phenotype or genetic characteristics. If necessary, variations in altitude are taken into account.

• Douglas fir
• Aspen
• Grey alder
• Downy birch
• Norway spruce
• Siberian larch
• Small-leaved lime
• Scots pine
• Silver birch
• Ash
• Common oak
• Common alder
• Norway maple