Reproductive Success!<BR>Purple nutsedge planted at 1-ft intervals (43,560 plants/acre) produced in 1 season: <BR>3,090,000 plants/acre <BR>4,442,000 tubers and bulbs/acre <BR> <BR>Cultivation in the second season did not affect the number of tubers and bulbs. <BR> <BR>Heavy shading (72% shade) during the second growing season reduced tuber and bulb formation.<BR>Hauser 1962<BR>