What is the longest flowering perennial in the UK?
What is the longest flowering perennial in the UK? Probably one of the longest flowering garden plants, hardy geraniums start flowering around May, and continue to October, depending on the variety. One of the longest flowering varieties is Geranium ‘Johnson’s blue’ (illustrated) which is also attractive to bees. Geranium ‘Rozanne’ is one of the longest […]
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