Why does the grass turn green in spring?
In many places, the meadows are hidden under wintery snow. There may be a few snowless spots, and in some places there is no winter snow at all. Then we notice that fields and lawns are matted with brown, dead stalks. Nothing it seems could reawaken this dead grass to life, but spring is full of miracles, and soon the grass is green again. Now is the time when an alert boy casts a sharp eye at the lawns along the street. There will be grass to be cut and mowing money to be earned through the summer. It is pleasant to think of the jingling coins and the items they will buy. But if you want a successful, summer long lawn mowing contract, you need to know something about grass and how it grows. There are some 5000 different grasses in the plant family gramineae. There may be half a dozen or more different turf grasses matted together in a lawn. Most of these grasses are similar to those cultivated in fields and the wild varieties that carpet the hills and valleys. All of them depend upon
