What plant hardiness zone is Piotrków Trybunalski

Piotrków Trybunalski is located at Łódź, łódzkie, Poland.

Plant hardiness zone (winter frost zone or gardening zone) for Piotrków Trybunalski 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 Piotrków Trybunalski 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.

Piotrków Trybunalski @ wikipedia.

* The lowest temperature in Piotrków Trybunalski was -21.4 °C on 12/02/2012.