Q.potted hydrangea winter care
How can I insulate my potted outdoor hydrangea? Article mentioned foam insulation. Not sure what that is.
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BushDoctor
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on October 12, 2017
Depending on your area, most can tolerate decently cold temperatures. You can mulch with hay, or blankets, ar really anything. This can include foam from pillows or mattresses, and styrofoam.
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