What plant hardiness zone is Sankt Koloman

Sankt Koloman is located at Tennengau (Hallein), Salzburg (SBG), Austria.

Plant hardiness zone (winter frost zone or gardening zone) for Sankt Koloman is 6b by the USDA scale.

Coldest zone's winter temperature is −20.6 … −17.8 °C.

Plants of 6b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 6b USDA.

Alternative climatic zone of gardening for Sankt Koloman by UK RHS scale is H6.

Plants of H6 RHS hardiness zone suitable for outdoor gardening and growing in this winter frost zone H6 RHS.

Sankt Koloman @ wikipedia.

* The lowest temperature in Sankt Koloman was -19.9 °C on 13/02/2012.