What plant hardiness zone is Barbarano Romano

Barbarano Romano is located at Viterbo, Lazio, Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Barbarano Romano is 8b by the USDA scale.

Coldest zone's winter temperature is −9.4 … −6.7 °C.

Plants of 8b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 8b USDA.

Alternative climatic zone of gardening for Barbarano Romano 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.

Barbarano Romano @ wikipedia.

* The lowest temperature in Barbarano Romano was -7.6 °C on 28/02/2018.