What plant hardiness zone is Zwettl an der Rodl

Zwettl an der Rodl is located at Urfahr-Umgebung, Upper Austria (Oberösterreich), OÖ, Austria.

Plant hardiness zone (winter frost zone or gardening zone) for Zwettl an der Rodl 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 Zwettl an der Rodl 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.

Zwettl an der Rodl @ wikipedia.

* The lowest temperature in Zwettl an der Rodl was -19.2 °C on 12/02/2012.