A frost advisory is out for much of mainland Nova Scotia, including the Halifax area.
Environment Canada says patchy frost will form early Saturday morning as clear skies and light winds sweep into the region along with cool temperatures.
The temp is expected to drop to 1, and it will be coolest in low lying areas.
The national weather forecaster says frost may damage some crops in frost-prone areas.
It recommends taking preventative steps to protect frost-sensitive plants and trees.
Frost advisories are issued when temperatures are expected to reach the freezing mark during the growing season, leading to potential damage and destruction to plants and crops.