To harvest, clip leaves with pruning shears, or pull leaves, roots and all out by hand. Quick Gardening Fixes Remove pests in produce patches by putting a saucer of beer in a container near the bed at ground level. To cure a wasp problem, fill a long-neck bottle nearly to the top with vinegar. Wasps will fall in, but they won't be able to get back out. Points Several countries around the world emphasize greens as one of the most important vegetables for the diet.
Greens are the fifth most nutritious vegetable in the world.
Bitter greens include chicory, endive and radicchio, which are widely used in European salads. Spicy greens include mustard greens and spinach. Sweet greens include chard, kale and collard greens. Mustard greens are a longtime favorite in the United States. Ashes from a wood-burning stove or fireplace work as a wonderful natural fertilizer.