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Mulching |
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Winter mulching helps to prevent winter injury from HEAVING. After soil has frozen, apply a layer of coarse mulch. Four inches of pine boughs, pine needles, or straw are suitable. Pull back mulch from plant crown as soon as new growth begins in spring. Winter mulching of perennials is especially important in the following situations:
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When marginally hardy perennials are grown. |
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For newly transplanted or divided perennials moved in fall. |
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