What plant hardiness zone is Thalheim an der Thur

Thalheim an der Thur is located at Andelfingen, Zürich (Zurich) (ZH), Switzerland.

Plant hardiness zone (winter frost zone or gardening zone) for Thalheim an der Thur is 6b by the USDA scale.

Coldest zone's winter temperature is −20.6 … −17.8 °C.

Plants of 6b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 6b USDA.

Alternative climatic zone of gardening for Thalheim an der Thur by UK RHS scale is H6.

Plants of H6 RHS hardiness zone suitable for outdoor gardening and growing in this winter frost zone H6 RHS.

Thalheim an der Thur @ wikipedia.

* The lowest temperature in Thalheim an der Thur was -19.4 °C on 04/02/2012.