What plant hardiness zone is Ostrowiec Świętokrzyski

Ostrowiec Świętokrzyski is located at Ostrowiec, Holy Cross, świętokrzyskie, Poland.

Plant hardiness zone (winter frost zone or gardening zone) for Ostrowiec Świętokrzyski is 5b by the USDA scale.

Coldest zone's winter temperature is −26.1 … −23.3 °C.

Plants of 5b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 5b USDA.

Alternative climatic zone of gardening for Ostrowiec Świętokrzyski 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.

Ostrowiec Świętokrzyski @ wikipedia.

* The lowest temperature in Ostrowiec Świętokrzyski was -23.8 °C on 03/02/2012.