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  <xs:element id="smg_GrowingmediaMember" abstract="true" name="GrowingmediaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_CostOfSalesImpairmentRestructuringAndOtherCharges" abstract="false" name="CostOfSalesImpairmentRestructuringAndOtherCharges" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_BrandDecommisioningEventPayable" abstract="false" name="BrandDecommisioningEventPayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_DebtInstrumentRedemptionPeriodSixMember" abstract="true" name="DebtInstrumentRedemptionPeriodSixMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="smg_OtherProductsPrimarilyHardwareAndGrowingEnvironmentsMember" abstract="true" name="OtherProductsPrimarilyHardwareAndGrowingEnvironmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_PercentageOfAnnualNetSales" abstract="false" name="PercentageOfAnnualNetSales" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="smg_BonniePlantsLLCMember" abstract="true" name="BonniePlantsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_RestructuringAndOtherChargesMember" abstract="true" name="RestructuringAndOtherChargesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_PropertyPlantAndEquipmentImpairmentsMember" abstract="true" name="PropertyPlantAndEquipmentImpairmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_DebtInstrumentCovenantLeverageRatioMinimumThresholdForAdditionalPricingTier" abstract="false" name="DebtInstrumentCovenantLeverageRatioMinimumThresholdForAdditionalPricingTier" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="smg_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosurePolicyTextBlock" abstract="false" name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosurePolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="smg_CommissionPayablePercentageofProgramEarnings" abstract="false" name="CommissionPayablePercentageofProgramEarnings" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="smg_ProgramAgreementTermsMinimumAnnualEBITRequiredToAvoidReductionOfContributionPayment" abstract="false" name="ProgramAgreementTermsMinimumAnnualEBITRequiredToAvoidReductionOfContributionPayment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_MarketingAgreementTableTextBlock" abstract="false" name="MarketingAgreementTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="smg_FinanceLeaseLiabilityToBePaidAfterYearFour" abstract="false" name="FinanceLeaseLiabilityToBePaidAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_UreaMember" abstract="true" name="UreaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_SixthAmendedAndRestatedSeniorSecuredCreditAgreementAmendmentOneMember" abstract="true" name="SixthAmendedAndRestatedSeniorSecuredCreditAgreementAmendmentOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_TotalImpairmentRestructuringAndOtherChargesRecoveries" abstract="false" name="TotalImpairmentRestructuringAndOtherChargesRecoveries" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_MasterAccountsReceivablePurchaseAgreementMember" abstract="true" name="MasterAccountsReceivablePurchaseAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_MarketingAgreementTable" abstract="true" name="MarketingAgreementTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="smg_NatureOfOperationsPolicyPolicyTextBlock" abstract="false" name="NatureOfOperationsPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="smg_DebtInstrumentRedemptionPeriodNineMember" abstract="true" name="DebtInstrumentRedemptionPeriodNineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="smg_OtherLongtermDebtMember" abstract="true" name="OtherLongtermDebtMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_CommissionIncomeExpenseNet" abstract="false" name="CommissionIncomeExpenseNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour" abstract="false" name="LesseeOperatingLeaseLiabilityToBePaidAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_DebtInstrumentRedemptionPeriodSevenMember" abstract="true" name="DebtInstrumentRedemptionPeriodSevenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="smg_EmployeeSeveranceAndImpairmentOfPropertyPlantAndEquipmentMember" abstract="true" name="EmployeeSeveranceAndImpairmentOfPropertyPlantAndEquipmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_HawthorneMember" abstract="true" name="HawthorneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_OtherProductsPrimarilyGardeningMember" abstract="true" name="OtherProductsPrimarilyGardeningMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_DebtInstrumentInterestRateIncreaseDecreaseBasisPoints" abstract="false" name="DebtInstrumentInterestRateIncreaseDecreaseBasisPoints" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="smg_CommissionIncomeGross" abstract="false" name="CommissionIncomeGross" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_DebtInstrumentCovenantInterestCoverageRatio" abstract="false" name="DebtInstrumentCovenantInterestCoverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="smg_OtherprimarilygardeningandcontrolsMember" abstract="true" name="OtherprimarilygardeningandcontrolsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_ImpairmentRestructuringAndOtherMember" abstract="true" name="ImpairmentRestructuringAndOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_MarketingAgreementTextBlock" abstract="false" name="MarketingAgreementTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="smg_DerivativeVolumeTableTextBlock" abstract="false" name="DerivativeVolumeTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="smg_A4375SeniorNotesMember" abstract="true" name="A4375SeniorNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_DebtInstrumentAnnualFacilityFeeRateIncreaseDecreaseBasisPoints" abstract="false" name="DebtInstrumentAnnualFacilityFeeRateIncreaseDecreaseBasisPoints" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="smg_InterestRateSwapInstrument4Member" abstract="true" name="InterestRateSwapInstrument4Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_NetSalesWithAgencyAgreement" abstract="false" name="NetSalesWithAgencyAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_ThirdRestatedAgreementMember" abstract="true" name="ThirdRestatedAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_DebtInstrumentRedemptionPeriodEightMember" abstract="true" name="DebtInstrumentRedemptionPeriodEightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="smg_NutrientsMember" abstract="true" name="NutrientsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_PaymentsForRestructuringAndOther" abstract="false" name="PaymentsForRestructuringAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_MinimumTerminationFeePayable" abstract="false" name="MinimumTerminationFeePayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_MarketingAgreementDomain" abstract="true" name="MarketingAgreementDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_InterestRateSwapInstrument1Member" abstract="true" name="InterestRateSwapInstrument1Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_InterestRateSwapInstrument3Member" abstract="true" name="InterestRateSwapInstrument3Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_DebtInstrumentCovenantFixedChargeCoverageRatioMinimum" abstract="false" name="DebtInstrumentCovenantFixedChargeCoverageRatioMinimum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="smg_MasterRepurchaseAndFrameworkAgreementsTheAmendmentsMember" abstract="true" name="MasterRepurchaseAndFrameworkAgreementsTheAmendmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_DebtInstrumentCovenantFixedChargeCoverageRatio" abstract="false" name="DebtInstrumentCovenantFixedChargeCoverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="smg_LineOfCreditFacilityLettersOfCredit" abstract="false" name="LineOfCreditFacilityLettersOfCredit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_DebtOtherMember" abstract="true" name="DebtOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_InterestRateSwapInstrument5Member" abstract="true" name="InterestRateSwapInstrument5Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_RoundupMarketingAgreementMember" abstract="true" name="RoundupMarketingAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_RevenuesReimbursementMarketingAgreement" abstract="false" name="RevenuesReimbursementMarketingAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="smg_AssetsAndLiabilitiesLesseeTableTextBlock" abstract="false" name="AssetsAndLiabilitiesLesseeTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="smg_LawnCareMember" abstract="true" name="LawnCareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_SecuredTermLoanMember" abstract="true" name="SecuredTermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_GrowingMediaAndMulchMember" abstract="true" name="GrowingMediaAndMulchMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="smg_DebtInstrumentCovenantLeverageRatioMaximum" abstract="false" name="DebtInstrumentCovenantLeverageRatioMaximum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="smg_MarketingAgreementLineItems" abstract="true" name="MarketingAgreementLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
</xs:schema>
