Gardening Reference » Gardening in 2002
Unfortunately, yellow and brown leaves are non-specific symptoms that have many causes.
Spider plants need lots of bright light and should be located in a sunny window. They also don't like the soil to get too dry. You should water thoroughly as soon as the top half inch of soil feels dry. In most cases that will be more frequently than every two weeks. Finally, if your local tap water is on the hard side, switch to filtered, distilled or rainwater.