What plant hardiness zone is Thiverval-Grignon

Thiverval-Grignon is located at Yvelines, Île-de-France (IDF), France.

Plant hardiness zone (winter frost zone or gardening zone) for Thiverval-Grignon is 7b by the USDA scale.

Coldest zone's winter temperature is −15 … −12.2 °C.

Plants of 7b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 7b USDA.

Alternative climatic zone of gardening for Thiverval-Grignon 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.

Thiverval-Grignon @ wikipedia.

* The lowest temperature in Thiverval-Grignon was -12.8 °C on 12/02/2012.