What plant hardiness zone is San Gregorio da Sassola

San Gregorio da Sassola is located at Rome, Lazio, Italy.

Plant hardiness zone (winter frost zone or gardening zone) for San Gregorio da Sassola 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 San Gregorio da Sassola 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.

San Gregorio da Sassola @ wikipedia.

* The lowest temperature in San Gregorio da Sassola was -8.7 °C on 27/02/2018.