What plant hardiness zone is Riez

Riez is located at Alpes-de-Haute-Provence, Provence-Alpes-Côte d'Azur, PACA, France.

Plant hardiness zone (winter frost zone or gardening zone) for Riez is 9a by the USDA scale.

Coldest zone's winter temperature is −6.7 … −3.9 °C.

Plants of 9a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 9a USDA.

Alternative climatic zone of gardening for Riez 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.

Riez @ wikipedia.

* The lowest temperature in Riez was -5.2 °C on 07/02/2012.