What plant hardiness zone is Piana di Monte Verna

Piana di Monte Verna is located at Caserta, Campania, Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Piana di Monte Verna 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 Piana di Monte Verna 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.

Piana di Monte Verna @ wikipedia.

* The lowest temperature in Piana di Monte Verna was -4 °C on 27/02/2018.