After about a week and a half, your lettuce is likely done growing. If you leave it in the water much longer than this, the lettuce might become bitter and turn a bluish hue. Harvest the leaves ...

It is possible to grow Romaine lettuce indoors in water on a sunny windowsill but it won’t produce a full head. Can you grow Romaine lettuce in water? Yes, Romaine lettuce can be grown in water ...

Growing lettuce hydroponically indoors is a game-changer for gardeners who want fresh greens at their fingertips all year long. This method offers rapid growth, uses 90% less water, and takes up ...