Self seeded annuals

in Plants
Some of my Lychnis coronaria and Cerinthe Major have self seeded over the past few months. Will these survive the winter, or would it be better if I pot them up and put them in the greenhouse until Spring?
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Some of my Lychnis coronaria and Cerinthe Major have self seeded over the past few months. Will these survive the winter, or would it be better if I pot them up and put them in the greenhouse until Spring?