What plant hardiness zone is Sankt Roman

Sankt Roman is located at Schärding, Upper Austria (Oberösterreich), OÖ, Austria.

Plant hardiness zone (winter frost zone or gardening zone) for Sankt Roman 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 Roman 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 Roman @ wikipedia.

* The lowest temperature in Sankt Roman was -19 °C on 12/02/2012.