What plant hardiness zone is Pietra Ligure

Pietra Ligure is located at Savona, Liguria, Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Pietra Ligure is 9a by the USDA scale.

Coldest zone's winter temperature is −6.7 … −3.9 °C.

Plants of 9a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 9a USDA.

Alternative climatic zone of gardening for Pietra Ligure by UK RHS scale is H4.

Plants of H4 RHS hardiness zone suitable for outdoor gardening and growing in this winter frost zone H4 RHS.

Pietra Ligure @ wikipedia.

* The lowest temperature in Pietra Ligure was -4 °C on 06/02/2012.