What plant hardiness zone is Ponzano Monferrato

Ponzano Monferrato is located at Alessandria, Piedmont (Piemonte), Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Ponzano Monferrato 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 Ponzano Monferrato 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.

Ponzano Monferrato @ wikipedia.

* The lowest temperature in Ponzano Monferrato was -16.8 °C on 06/02/2012.