building cold frames


Cold-Hardy Perennials: Preventing Frost Damage

hens and chicks cold hardy perennial

Preventing Frost Damage in Springtime Spring in the western Rocky Mountains has nothing to do with a calendar but is dictated by the weather. Just when gardeners and plants are suckered by warmer weather, Jack Frost pays us a late-season visit and frost damage wreaks havoc on tender new perennials’ growth. Plants are at their most venerable period as they break spring dormancy. The freezing temperatures usually result in temporary leaf damage. Most perennials will outgrow the white, bleached leaf tips, but if they don’t, the damaged portions should be pruned off. This isn’t lethal to the plant but it is lethal to the upcoming season’s flowers because the flower buds...