To enhance green foliage, dissolve a tablespoon of Epsom salts in a gallon of water ... This practice helps plants establish more quickly in their new location, promoting healthy growth and reducing ...
The San Joaquin Valley, Calif., school district plans to buy about 20 Flex Farms, a self-contained system that circulates nutrient-rich water to as many as 288 plants, so that students can learn a new ...