How Do You Overwinter Perennials

An unheated garage, shed, or basement with a temperature range between 30 and 40 degrees can provide a perfect environment for overwintering perennials. Dormant plants should be brought inside and watered periodically whenever the temperature is above 40 degrees.

Should I cut back all my perennials for winter?

No. Although it’s recommended to leave them in place until spring, perennials will usually survive if cut back. … Some perennials, like mums, always winter best with tops left in place. When leaving perennial tops intact during winter, cut them back in spring before new growth emerges from ground level.

When should perennials be cut back for winter?

As the first light frosts begin to hit plants in mid to late fall, the foliage of perennial plants will begin to die back. Once this occurs, it is the ideal time to begin cutting plants back.