A cold frame might look like a glorified box with a window slapped on top, but before cold weather arrives, that humble little structure can become one of the garden’s most useful pieces of equipment.

She used to feel like every growing season ended just when things were getting interesting. Tomatoes would start ripening, herbs would peak, and then the first cold snap would wipe everything out ...

In the middle of winter, the selection of “fresh” vegetables can be quite meager. Sure, the produce on the store’s shelves could be considered fresh, but it’s highly unlikely it was harvested from ...

A cold frame is one of the most invaluable things a gardener can own during the winter. It offers a safe place for tender plants to overwinter, provides a growing environment to start seeds where ...

Winter is a rough time for herbaceous plants. Most don’t have the tolerance for the extreme cold in upper North America, and many die back in late winter in the South. But if you have time, you can ...

Paul Carl used an old dog house, some scrap lumber, recycled nails and an old storm window to create this cold frame at his South China home. Credit: Courtesy of Paul Carl When you garden in a place ...

An international research team has designed an agrivoltaic cold frame system for controlled-environment crop cultivation. Cold frames are simple, low-tech horticultural structures typically consisting ...