What plant hardiness zone is Challex

Challex is located at Ain, Auvergne-Rhône-Alpes (ARA), France.

Plant hardiness zone (winter frost zone or gardening zone) for Challex is 8a by the USDA scale.

Coldest zone's winter temperature is −12.2 … −9.4 °C.

Plants of 8a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 8a USDA.

Alternative climatic zone of gardening for Challex by UK RHS scale is H5.

Plants of H5 RHS hardiness zone suitable for outdoor gardening and growing in this winter frost zone H5 RHS.

Challex @ wikipedia.

* The lowest temperature in Challex was -11.7 °C on 05/02/2012.