Enlivening north-facing walls is a challenge. They receive little to no sunlight, particularly in winter, are generally saddled with dry soils, and are unbearably cold for most plants. Fortunately ...

This is a guide to the plants most commonly found growing on walls in UK towns and cities. The guide covers 38 species of flowering plants, ferns and mosses, includes well-known plants such as ...

One of D.C.’s newest trophy office buildings now has the city’s biggest green wall. 17xM, a 334,000-square-foot, 11-story building at 1150 M Street, N.W., includes a two-story, 1,500-square-foot, self ...