Madelyn Meier

Nebraska News Service

With the 20 below-freezing temperatures that swept Nebraska this winter, most gardeners had a concern: if previously planted perennials would grow this year.

For plant lovers and gardeners alike, the snow layers have acted as good insulation against extreme temperatures, protecting most herbaceous perennials.

“Snow cover helped keep soil temperatures from reaching the extreme lows, so the roots should still be in good condition and resume normal growth in the spring,” said Kyle Broderick, extension educator and plant diagnostician at the University o...