Intense double violet-blue flowers adorn this vigorous hardy geranium. The distinctive dark green leaves with furrowed veining turn to a beautiful orange-red in autumn. Also known as &8216; Birch&8217;s Double&8217;, Geranium himalayense &8216; Plenum&8217; make a wonderful addition to herbaceous borders where it&8217;s informal habit will create colourful ground cover, even in shady areas.
Height: 25cm (10"). Spread: 60cm (24"). Size 1 bare roots supplied.