Twoseashorepaspalumecotypes(anexperimentalandSeaIsle2000)weremaintainedata1.25-inch(3.2-cm)mowingheight.FromMaytoJulyinyear1andJulytoAugustinyear2,foliaranddrenchapplicationsofpotassiumsilicate(20.8%SiO2and8.3%K2O)weremadeeveryotherweek.Foliarsiliconwasappliedatratesof1or2poundssilicon/acre(1.1or2.2kilograms/hectare),andthedrenchtreatmentwasappliedat20