Resources for Soil Analysis – NYTimes.com: “Soil testing is never a bad idea; it’s like going to a nutritionist to fine-tune your eating habits. And if you are experiencing problems in your garden (of if you’d like to avoid problems including health effects of tainted soil), then a soil analysis can help you diagnose and dose your dirt. Most state agricultural extension services provide reliable, free or very reasonable soil testing, though you may have to wait a bit for results. The New York Times published a list of services in the tri-state area.”