What plant hardiness zone is Santa Maria in Calanca

Santa Maria in Calanca is located at Moesa, Graubünden (Grisons) (GR), Switzerland.

Plant hardiness zone (winter frost zone or gardening zone) for Santa Maria in Calanca is 7a by the USDA scale.

Coldest zone's winter temperature is −17.8 … −15 °C.

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

Alternative climatic zone of gardening for Santa Maria in Calanca 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.

* The lowest temperature in Santa Maria in Calanca was -15.1 °C on 06/02/2012.