What plant hardiness zone is Saint-Imier

Saint-Imier is located at Jura bernois, Bern (Berne) (BE), Switzerland.

Plant hardiness zone (winter frost zone or gardening zone) for Saint-Imier 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 Saint-Imier 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.

Saint-Imier @ wikipedia.

* The lowest temperature in Saint-Imier was -20.7 °C on 05/02/2012.