Many organic tomatoes or peppers are grown in greenhouses, where they get nutrients from water. Critics say that violates the spirit of "organic." A bid to strip them of the label failed this week.
The National Organic Standards Board this week plans to decide whether hydroponically grown foods, a water-based model of cultivation, can be sold under the label "certified organic."
The extended drought in California has farmers looking for ways to use less water. Among them, growing feed indoors using hydroponics. The new diet is making some Central Valley sheep very happy.