What plant hardiness zone is Tiers

Tiers is located at South Tyrol, Trentino-South Tyrol (Südtirol), Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Tiers 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 Tiers 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.

Tiers, South Tyrol @ wikipedia.

* The lowest temperature in Tiers was -15.5 °C on 06/02/2012.