Freebase(0.00 / 0 votes)Rate this definition: Chemical property. A chemical property is any of a material's properties that becomes evident during a chemical reaction; that is, any quality that can be established only by changing a substance's chemical identity.
Ground Temperature. The best time to plant your corn seeds is when the soil temperature reaches an average of 50 degrees Fahrenheit. You can determine the average ground temperature in your garden using a soil thermometer -- available at most garden stores.
70Â°F Soil Temperature (Figure 7): Dry beans require a soil temperature of 70Â°F for germination. For most of Nebraska, 70Â°F is reached between June 11 and June 14. In the Panhandle, where most of the state's dry beans are grown, 70Â°F is typically reached near mid-June.he dates on which soil temperatures average 40Â°F, 45Â°F, 50Â°F, 55Â°F 60Â°F, 65Â°F, and 70Â°F throughout. the state (Figures 1-7) were determined using 10 years of data (1987-1996) from 22 weather stations in the High Plains Climate Center's Automated Weather Data Network.