Growing iceberg lettuce in pots means ensuring it has moist soil and water regularly and frequently. If your leaves are showing yellow and wilted, it likely.
Cover the bulbs with potting mix, planting the bulbs at the same depth you would plant them in the ground: generally two to three times the bulb's height.
Our growing toys are made of special superabsorbent polymers that suck in and retain a large amount of liquid proportionate to their mass. When placed in water.
The minimum dimensions for a walk-in closet are 120 centimeters in depth and 200 centimeters in length, considering a standard depth of interior shelves of 60.