Getting a Grip on Greens Firmness
March 5, 2006
Bottom line: Greens firmness is a complex problem, starting with the challenge of measuring it and finding a definition that everyone can agree on. In preliminary work on greens firmness, we have identified two useful tools for quantifying and defining guidelines for greens firmness — the Clegg Impact Soil Tester, which measures soil strength, and the Spectrum TDR300 Soil Moisture Meter. Greens that are firm have been measuring 70 to 125 gravities on the Clegg, and between 15% and 25%…