Can I Grow Lettuce Indoors Under Grow Lights?

Can I grow lettuce indoors under grow lights? If you don't have enough light on a windowsill, grow your crop under lights. Specially designed systems tabletop grow lights, are perfect for growing small crops of lettuce. Larger light gardens, such as our Vermont-made SunLiteĀ® systems, will accommodate even more growing trays.

How long should lettuce be under grow lights?

Generally a grow light should be on for about 14-16 hours and off for at least 8 hours of darkness to ensure that the plants keep their natural rhythm of growth.

How much space does lettuce need?

Space your rows 12 to 18 inches apart. Thin leaf lettuce seedlings to 4 inches apart. Romaine and butterhead lettuce seedlings require 6 to 8 inches between each plant.

What kind of sunlight does lettuce need?

Soil, Planting, and Care. Although lettuce grows fastest in full sun, it is one of the few vegetables that tolerates some shade. In fact, a spring crop often lasts longer if shaded from the afternoon sun as the season warms. You can grow lots of lettuce in a small space, even a container.

Can you grow lettuce in small pots?

Lettuce grows easily in containers, even alongside other plants, but needs at least 6 inches of soil depth to grow well. Because they have shallow roots, most lettuce varieties will grow well in long and shallow containers. You can also use circular pots that are at least 10-12 inches in diameter.


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