What plant hardiness zone is Rennes

Rennes is located at Ille-et-Vilaine, Bretagne (BRE), France.

Plant hardiness zone (winter frost zone or gardening zone) for Rennes 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 Rennes 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.

Rennes @ wikipedia.

* The lowest temperature in Rennes was -8.2 °C on 03/02/2012.