What plant hardiness zone is Jastrzębie-Zdrój

Jastrzębie-Zdrój is located at Silesia, śląskie, Poland.

Plant hardiness zone (winter frost zone or gardening zone) for Jastrzębie-Zdrój is 6a by the USDA scale.

Coldest zone's winter temperature is −23.3 … −20.6 °C.

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

Alternative climatic zone of gardening for Jastrzębie-Zdrój by UK RHS scale is H7.

Plants of H7 RHS hardiness zone suitable for outdoor gardening and growing in this winter frost zone H7 RHS.

Jastrzębie-Zdrój @ wikipedia.

* The lowest temperature in Jastrzębie-Zdrój was -21.5 °C on 12/02/2012.