What plant hardiness zone is Castiglion Fiorentino

Castiglion Fiorentino is located at Arezzo, Tuscany (Toscana), Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Castiglion Fiorentino is 8a by the USDA scale.

Coldest zone's winter temperature is −12.2 … −9.4 °C.

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

Alternative climatic zone of gardening for Castiglion Fiorentino by UK RHS scale is H5.

Plants of H5 RHS hardiness zone suitable for outdoor gardening and growing in this winter frost zone H5 RHS.

Castiglion Fiorentino @ wikipedia.

* The lowest temperature in Castiglion Fiorentino was -9.6 °C on 28/02/2018.