What plant hardiness zone is Castel Guelfo di Bologna

Castel Guelfo di Bologna is located at Bologna, Emilia-Romagna, Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Castel Guelfo di Bologna 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 Castel Guelfo di Bologna 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.

Castel Guelfo di Bologna @ wikipedia.

* The lowest temperature in Castel Guelfo di Bologna was -10.9 °C on 06/02/2012.