The best hydroponic systems let you grow herbs and plants year-round without soil. We tested each top system for 6 weeks to a ...

Fill your trays with a growing medium and slowly ... Lettuce is an extremely fast-growing hydroponic crop—it matures in about ...

Back in 2015 when garden-products giant Scotts Miracle-Gro Co. formed its Hawthorne Gardening Company to sell indoor hydroponic plant-growing systems, Colorado had just approved adult-use cannabis.