Ice Saints & Late Frosts: What Gardeners Need to Know
Dig It!
Monday, 27 April 2026 - 3 minutes
Hester Macdonald explores the tradition of the Ice Saints, including Saint Mamert, Saint Pancras, Saint Servatius and Saint Sophia of Rome, and what their mid-May dates mean for gardeners in Switzerland.
These days are linked to the risk of late frosts, which can damage tender plants like tomatoes, peppers and basil.
Drawing on guidance from MeteoSwiss, Hester shares practical advice on protecting vulnerable plants, choosing what to plant safely outdoors, and managing changing spring weather conditions.
A helpful guide to navigating one of the trickiest moments in the gardening calendar.
