What plant hardiness zone is La Roche-en-Ardenne
La Roche-en-Ardenne is located at Luxembourg (Luxemburg), Wallonia, Wallonië, Belgium.
Plant hardiness zone (winter frost zone or gardening zone) for La Roche-en-Ardenne is 7a by the USDA scale.
Coldest zone's winter temperature is −17.8 … −15 °C.
Plants of 7a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 7a USDA.
Alternative climatic zone of gardening for La Roche-en-Ardenne by UK RHS scale is H6.
Plants of H6 RHS hardiness zone suitable for outdoor gardening and growing in this winter frost zone H6 RHS.
La Roche-en-Ardenne @ wikipedia.
* The lowest temperature in La Roche-en-Ardenne was -16.2 °C on 07/02/2012.