What plant hardiness zone is Casal di Principe

Casal di Principe is located at Caserta, Campania, Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Casal di Principe is 9b by the USDA scale.

Coldest zone's winter temperature is −3.9 … −1.1 °C.

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

Alternative climatic zone of gardening for Casal di Principe by UK RHS scale is H3.

Plants of H3 RHS hardiness zone suitable for outdoor gardening and growing in this winter frost zone H3 RHS.

Casal di Principe @ wikipedia.

* The lowest temperature in Casal di Principe was -2.3 °C on 15/02/2012.