What plant hardiness zone is Castillon-en-Couserans

Castillon-en-Couserans is located at Ariège, Occitanie (OCC), France.

Plant hardiness zone (winter frost zone or gardening zone) for Castillon-en-Couserans 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 Castillon-en-Couserans 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.

Castillon-en-Couserans @ wikipedia.

* The lowest temperature in Castillon-en-Couserans was -9.7 °C on 09/02/2012.