Most native plants will tolerate a light frost once they have become established (about a year after installation). If you have newly installed plants, you will want to protect your plants in a hard freeze. Even native and adapted plants could even be affected by temps below 32 degrees. Signs of freeze damage are: tender new growth and even evergreen leaves will wilt and turn brown. (The plant in the above image is a phenomenon called a frost flower, when the sap of a pla