What plant hardiness zone is Sankt Kathrein am Hauenstein

Sankt Kathrein am Hauenstein is located at Weiz, Styria (Steiermark) (STM), Austria.

Plant hardiness zone (winter frost zone or gardening zone) for Sankt Kathrein am Hauenstein 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 Kathrein am Hauenstein 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 Kathrein am Hauenstein @ wikipedia.

* The lowest temperature in Sankt Kathrein am Hauenstein was -18.1 °C on 01/03/2018.