What plant hardiness zone is Petit-Landau

Petit-Landau is located at Haut-Rhin, Grand Est (GES), France.

Plant hardiness zone (winter frost zone or gardening zone) for Petit-Landau is 6b by the USDA scale.

Coldest zone's winter temperature is −20.6 … −17.8 °C.

Plants of 6b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 6b USDA.

Alternative climatic zone of gardening for Petit-Landau 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.

Petit-Landau @ wikipedia.

* The lowest temperature in Petit-Landau was -19.7 °C on 05/02/2012.