"We started with hydroponic tomatoes in 2003, then we switched to all bibb lettuce in 2005. Lettuce has been a steadier crop," Kaufman said. "We started with one greenhouse, and we just kept adding." ...

Hydroponic farming isn’t new, but it is becoming more popular. The global hydroponics market is expected to roughly double its 2020 market share of $9.5 billion to nearly $18 billion by 2026.