5 Foods , You Can Grow in a <br />Container Garden.<br />1. Peppers.<br />Use a container that's about <br />14 to 16 inches deep and secure <br />with twine to keep upright.<br />2. Scallions.<br />Place the roots of store-bought scallions in a jar with <br />an inch of water for a week. After the roots grow, <br />remove the greens and plant the stem in soil.<br />3. Radishes.<br />Scatter seeds over soil and cover lightly. <br />After one week, thin the seeds to about <br />one plant for every 2 inches of soil.<br />4. Herbs.<br />Water once a week. Keep in a sunny spot inside <br />or outside and feed fertilizer once a month.<br />5. Peas.<br />Snap peas are good to plant in early <br />spring as they thrive in cooler weather <br />and can withstand light frost