Photo courtesy Marilyn Castle by Connie Oswald Stofko I got a question from a reader on how to overwinter geraniums: Last year I held over my geraniums in the basement in a covered cardboard box. I shook most of the dirt from the roots before putting them in the box. First of the year I started sprinkling them with water while they were still dormant in the box in the basement. Later I brought them upstairs and planted them in…
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