What I found shocked me! The data show that soil temperatures reached 52 degrees F. on Feb. 24 in 2000, Feb. 25 in 2001, Mar. 14 in 2002 and Mar. 4 in 2003. My timing advice has been wrong ! To get good crabgrass control in Atlanta you should apply the pre-emergent on March 1, not March 15.Otherwise the seed will sprout beforehandâ¦.and most pre-emergent chemicals do not control crabgrass seedlings.hat I found shocked me! The data show that soil temperatures reached 52 degrees F. on Feb. 24 in 2000, Feb. 25 in 2001, Mar. 14 in 2002 and Mar. 4 in 2003. My timing advice has been wrong ! To get good crabgrass control in Atlanta you should apply the pre-emergent on March 1, not March 15.
  0.4 of an inch Answer   There are 2.54 centimeters in 1 inch, so 1 centimeter is 0.394 inches.
1cm=10 millimeter 1 cm=1/2.54 inch 1 cm=1/100 meter 1 cm=10^(-5) kilometer. Its a long list.please visit following for your known units: http://www.onlineconversion.com/length_a...jdsheth2004 Â· 9 years ago.ne centimeter is exactly 1/100th of 1 meter. A meter is officially defined by the distance travelled by light (in a vacuum) in 1/299792458th of a second.