What plant hardiness zone is Saint-Pierre

Saint-Pierre is located at Aosta Valley (Valle d'Aosta), Italy.

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

Saint-Pierre, Aosta Valley @ wikipedia.

* The lowest temperature in Saint-Pierre was -17.5 °C on 27/02/2018.