Once in place, the bales are given a reinforced skin made of heavy wire mesh attached to a wood frame. The walls are then plastered with lime, cement or an earthen plaster, depending on the site's ...

Then, stretch electric fencing wire between the two posts, starting 8 inches above the bales. Condition the bales 12 days prior to planting anything in them, says Karsten. To do so, sprinkle a 1/2 ...