or below): Widespread ice formation that can severely damage or kill most unprotected vegetation. Hard Freeze ( 28∘F28 raised to the composed with power F
Not all cold is created equal. Depending on the temperature, your plants may face different levels of risk: Light Frost ( 33∘F33 raised to the composed with power F 36∘F36 raised to the composed with power F Frost.aa.zip
This is the window between your last spring frost and first fall frost when warm-weather plants thrive. or below): Widespread ice formation that can severely
Frost dates are the average dates of the and the first fall frost . They are calculated based on historical climate data from the National Oceanic and Atmospheric Administration (NOAA) and are used to define a region's "growing season". Frost.aa.zip