Will Snow Kill Annuals?

According to Natorp's Nursery, tender annuals, tropical plants, vegetables and herbs can be damaged or killed by frosts or freeze. "Hardy perennials and nursery plants that may have very tender foliage from recently being inside a greenhouse can suffer from frost and freeze," Natorp's said.

What temperature is too cold for annuals?

As long as the temperature is 35 degrees or above, out they go! The plants should even be able to withstand a light frost by then. Though they can withstand a frost they will still look grumpy. To avoid not having them look their best just be sure to bring them in when it's going to be below 34 degrees.

Will the snow kill my flowers?

Any plant that's been in the ground since at least last fall will survive, but flowers and early leaves can become blackened from the cold. ... If the flower buds have opened enough, they can be killed.