Has anyone been able to grow Clematis montana 'rubens' in Zone 5a or b?
I never considered it here (Durham, NH with frequent 0-10 below nights), but I just noticed that Dirr rates it hardy to Zone 5. Maybe a typo?
Has anyone been able to grow Clematis montana 'rubens' in Zone 5a or b?
I never considered it here (Durham, NH with frequent 0-10 below nights), but I just noticed that Dirr rates it hardy to Zone 5. Maybe a typo?
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