What plant hardiness zone is Sankt Andrä-Höch

Sankt Andrä-Höch is located at Leibnitz, Styria (Steiermark) (STM), Austria.

Plant hardiness zone (winter frost zone or gardening zone) for Sankt Andrä-Höch 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 Andrä-Höch 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 Andrä-Höch @ wikipedia.

* The lowest temperature in Sankt Andrä-Höch was -19.9 °C on 08/02/2012.