To grow seedlings hardy enough to withstand a springtime move outdoors, you need to have a direct light source just a few inches away from your seed trays, said Calliope Correia, a horticulture ...

Scott and Susan start hundreds of plants for their high tunnels throughout the year by placing seed trays on three indoor tables of Scott’s design; each can hold up to 10 seed trays.

An inexpensive LED clamp-on plant light, strip lighting or a compact free-standing light fixture might suffice for a small tray of seeds, or works well as additional light for a houseplant or two.

Once the cotyledons have emerged, you may introduce grow lights. Seedlings need 12 to 16 hours of light daily. Place the grow lights about 4 inches away from the sprouts until they are ready to begin ...

But sometimes, your home can't provide quite enough light. In such situations, a grow light can help keep your favorite houseplant or a tray of vegetable seedlings happy and healthy.

These versatile full-spectrum LED grow lights are available in 2- and 4-foot six-packs, making them a great value buy for mounting on shelves or along closet walls. They string together and mount ...

Seed trays: Seed trays look like giant egg cartons. Each cell in the tray will be a temporary home to a seedling, which will be nurtured well enough to become a full-grown plant (outside) with time.