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The experiment was conducted in a screen-house in the research farm of the school of Agriculture and Agricultural Technology, FUTO, Owerri. To develop practical control measures for speargrass problems. The experiment was arranged as a split plot in a Randomized Complete Block Design (RCBD) with three replications. The sampling time of the speargrass formed the main plot while the initial location of the speargrass rhizome constituted the subplots. Speargrass was grown from carefully prepared speargrass propagules. Result showed that, shoot growth, shoot biomass, rhizome production, dry matter accumulation were significantly (p