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    <link:label id="lab_smg_RestatedMarketingAgreementMember_C79D7144BEFC353ED1D262D3FB9B0899_documentation_en-US" xlink:label="lab_smg_RestatedMarketingAgreementMember_C79D7144BEFC353ED1D262D3FB9B0899" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Restated Marketing Agreement [Member]</link:label>
    <link:loc xlink:href="smg-20190629.xsd#smg_RestatedMarketingAgreementMember" xlink:label="loc_smg_RestatedMarketingAgreementMember_C79D7144BEFC353ED1D262D3FB9B0899" xlink:type="locator" />
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    <link:loc xlink:href="smg-20190629.xsd#smg_MarketingAgreementLineItems" xlink:label="loc_smg_MarketingAgreementLineItems_EFC8A9079C04E28AE2DB62D3FB9BB92A" xlink:type="locator" />
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    <link:label id="lab_smg_CommissionIncomeExpenseNet_5640A9608D4071B2EFA962D3FB9C917C_totalLabel_en-US" xlink:label="lab_smg_CommissionIncomeExpenseNet_5640A9608D4071B2EFA962D3FB9C917C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net commission</link:label>
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    <link:label id="lab_smg_RevenuesReimbursementMarketingAgreement_9923BA26A3426CF8974562D3FB9CD7E6_terseLabel_en-US" xlink:label="lab_smg_RevenuesReimbursementMarketingAgreement_9923BA26A3426CF8974562D3FB9CD7E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reimbursements associated with Restated Marketing Agreement</link:label>
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    <link:label id="lab_smg_RevenuesReimbursementMarketingAgreement_9923BA26A3426CF8974562D3FB9CD7E6_documentation_en-US" xlink:label="lab_smg_RevenuesReimbursementMarketingAgreement_9923BA26A3426CF8974562D3FB9CD7E6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Revenues, Reimbursement, Marketing Agreement</link:label>
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    <link:label id="lab_smg_NetSalesWithAgencyAgreement_2E8F4E44B41930FB7C0862D3FB9C708F_documentation_en-US" xlink:label="lab_smg_NetSalesWithAgencyAgreement_2E8F4E44B41930FB7C0862D3FB9C708F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Net sales associated with Agency Agreement.</link:label>
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    <link:label id="lab_smg_SeniorNotes6.00PercentDue2023Member_93FEA19AB0530E8DAA0E66FB63754231_terseLabel_en-US" xlink:label="lab_smg_SeniorNotes6.00PercentDue2023Member_93FEA19AB0530E8DAA0E66FB63754231" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Senior Notes &#8211; 6.000%</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_64E4F6B943D43F5860DE6322C1C281A0" xlink:type="locator" />
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    <link:label id="lab_us-gaap_PaymentsForPreviousAcquisition_8CDA780A434132A0DC1C6322C1C321A5_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForPreviousAcquisition_8CDA780A434132A0DC1C6322C1C321A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contingent consideration paid</link:label>
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    <link:label id="lab_us-gaap_LongTermDebtFairValue_ACFE8FF08D02A3F2C9426322C1C38E43_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_ACFE8FF08D02A3F2C9426322C1C38E43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term debt</link:label>
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    <link:label id="lab_srt_DirectorMember_38CEBB520974D08836C06488FC71204D_terseLabel_en-US" xlink:label="lab_srt_DirectorMember_38CEBB520974D08836C06488FC71204D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Board of Directors</link:label>
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    <link:label id="lab_smg_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_96D332E535CCCF5D4C196488FC72FBFD_terseLabel_en-US" xlink:label="lab_smg_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformancePeriod_96D332E535CCCF5D4C196488FC72FBFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Performance period</link:label>
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    <link:loc xlink:href="smg-20190629.xsd#smg_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedInPeriodFairValue" xlink:label="loc_smg_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedInPeriodFairValue_CE345B35A66F8FAC02016488FC7277CD" xlink:type="locator" />
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    <link:label id="lab_smg_MasterAccountsReceivablePurchaseAgreementMember_2747A6B636852F138D1349F30AB2171F_verboseLabel_en-US" xlink:label="lab_smg_MasterAccountsReceivablePurchaseAgreementMember_2747A6B636852F138D1349F30AB2171F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Receivables facility</link:label>
    <link:loc xlink:href="smg-20190629.xsd#smg_MasterAccountsReceivablePurchaseAgreementMember" xlink:label="loc_smg_MasterAccountsReceivablePurchaseAgreementMember_2747A6B636852F138D1349F30AB2171F" xlink:type="locator" />
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    <link:label id="lab_smg_DebtOtherMember_77AF05BCE057F9A0114849F30AB256C0_terseLabel_en-US" xlink:label="lab_smg_DebtOtherMember_77AF05BCE057F9A0114849F30AB256C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_smg_DebtOtherMember_77AF05BCE057F9A0114849F30AB256C0_label_en-US" xlink:label="lab_smg_DebtOtherMember_77AF05BCE057F9A0114849F30AB256C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Other [Member]</link:label>
    <link:label id="lab_smg_DebtOtherMember_77AF05BCE057F9A0114849F30AB256C0_documentation_en-US" xlink:label="lab_smg_DebtOtherMember_77AF05BCE057F9A0114849F30AB256C0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Debt, Other</link:label>
    <link:loc xlink:href="smg-20190629.xsd#smg_DebtOtherMember" xlink:label="loc_smg_DebtOtherMember_77AF05BCE057F9A0114849F30AB256C0" xlink:type="locator" />
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    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_2B938950591B2C00149249F30AB3178A_verboseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_2B938950591B2C00149249F30AB3178A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Revolving loans</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_2B938950591B2C00149249F30AB3178A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_2B938950591B2C00149249F30AB3178A" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_2B938950591B2C00149249F30AB3178A" xlink:type="arc" />
    <link:label id="lab_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B_terseLabel_en-US" xlink:label="lab_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Term loans</link:label>
    <link:label id="lab_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B_label_en-US" xlink:label="lab_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Term Loan [Member]</link:label>
    <link:label id="lab_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B_documentation_en-US" xlink:label="lab_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Term Loan [Member]</link:label>
    <link:loc xlink:href="smg-20190629.xsd#smg_TermLoanMember" xlink:label="loc_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B" xlink:to="lab_smg_TermLoanMember_5169F91F39159251C44449F30AB3B32B" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_EAD27EA898C62E83BF8349F30AB59B5A_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_EAD27EA898C62E83BF8349F30AB59B5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total debt</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_EAD27EA898C62E83BF8349F30AB59B5A_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_EAD27EA898C62E83BF8349F30AB59B5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_EAD27EA898C62E83BF8349F30AB59B5A" xlink:type="locator" />
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    <link:label id="lab_us-gaap_LongTermDebtCurrent_9641F9410765535EECDA49F30AB5B0CE_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_9641F9410765535EECDA49F30AB5B0CE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Less current portions</link:label>
    <link:label id="lab_us-gaap_LongTermDebtCurrent_9641F9410765535EECDA49F30AB5B0CE_label_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_9641F9410765535EECDA49F30AB5B0CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Current Maturities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_9641F9410765535EECDA49F30AB5B0CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtCurrent_9641F9410765535EECDA49F30AB5B0CE" xlink:to="lab_us-gaap_LongTermDebtCurrent_9641F9410765535EECDA49F30AB5B0CE" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnamortizedDebtIssuanceExpense_976C20D90EEFFCD099CC49F30AB5273E_terseLabel_en-US" xlink:label="lab_us-gaap_UnamortizedDebtIssuanceExpense_976C20D90EEFFCD099CC49F30AB5273E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Less unamortized debt issuance costs</link:label>
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    <link:label id="lab_us-gaap_LongTermDebtNoncurrent_BD3340A7771B7A3BD81049F30AB5ABDA_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_BD3340A7771B7A3BD81049F30AB5ABDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Excluding Current Maturities</link:label>
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    <link:label id="lab_smg_RestructuringAndOtherChargesMember_1AC20058F607E30DB73D62D3FBEAE271_terseLabel_en-US" xlink:label="lab_smg_RestructuringAndOtherChargesMember_1AC20058F607E30DB73D62D3FBEAE271" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring and other charges (recoveries), net</link:label>
    <link:label id="lab_smg_RestructuringAndOtherChargesMember_1AC20058F607E30DB73D62D3FBEAE271_label_en-US" xlink:label="lab_smg_RestructuringAndOtherChargesMember_1AC20058F607E30DB73D62D3FBEAE271" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring And Other Charges [Member]</link:label>
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    <link:loc xlink:href="smg-20190629.xsd#smg_RestructuringAndOtherChargesMember" xlink:label="loc_smg_RestructuringAndOtherChargesMember_1AC20058F607E30DB73D62D3FBEAE271" xlink:type="locator" />
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    <link:label id="lab_us-gaap_CostOfSalesMember_3F19F24EED97089C831BC23FACC52858_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfSalesMember_3F19F24EED97089C831BC23FACC52858" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost of sales</link:label>
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    <link:label id="lab_smg_UreaMember_5B9D4BB33CC7EC2BFEA0C23FACE4F598_verboseLabel_en-US" xlink:label="lab_smg_UreaMember_5B9D4BB33CC7EC2BFEA0C23FACE4F598" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Urea (in tons)</link:label>
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    <link:label id="lab_sic_Z2821_7EFE9F9FEE65127211C1C23FACE4A044_terseLabel_en-US" xlink:label="lab_sic_Z2821_7EFE9F9FEE65127211C1C23FACE4A044" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Resin (in pounds)</link:label>
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