When you’re shopping for trees, shrubs or perennials, the hardiness zone should be one of the first things you check.

Plants can't retreat to inside, and during times of extreme cold, like this recent cold snap, we may find ourselves wondering ...

Plant hardiness zones show the average annual extreme minimum temperature of a location. Illinois hardiness zones range from 5a (-20 to -15 degrees Fahrenheit) in the northwestern part of the ...

This year's dry winter and weather pattern swings over the past decade impacting Illinois forests and home gardens ...

"As the days get shorter in the fall and temperatures begin to cool, plants begin to prepare themselves for winter by hardening themselves." ...

Unfertilized soybean fields with lower soil fertility should be planted earlier than high fertility fields, according to a ...