What plant hardiness zone is Gmina Istebna

Gmina Istebna is located at Cieszyn, Silesia, śląskie, Poland.

Plant hardiness zone (winter frost zone or gardening zone) for Gmina Istebna 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 Gmina Istebna 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.

Gmina Istebna @ wikipedia.

* The lowest temperature in Gmina Istebna was -20.5 °C on 03/02/2012.