How to build a cold frame

Subhead
From the garden

CUISINE & CULTURE

Using frost blankets to extend the growing season was discussed in last week’s column. Today’s column suggests cold frames as another way to extend a garden’s growing season.

The simplest cold frame is a boxed structure, much like an outdoor small, unheated greenhouse set on the ground. Cold frame sides are most often composed of wood and constructed low to the ground with hing…