What plant hardiness zone is Petrella Salto

Petrella Salto is located at Rieti, Lazio, Italy.

Plant hardiness zone (winter frost zone or gardening zone) for Petrella Salto 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 Petrella Salto 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.

Petrella Salto @ wikipedia.

* The lowest temperature in Petrella Salto was -6.7 °C on 28/02/2018.