MUCH LOVED BY BEE'S THESE PLANTS WILL LOOK FANTASTIC IN YOUR GARDEN.GROWING TO A HEIGHT OF 60CMS AND SPREADING EASILY,COMING UP YEAR AFTER YEAR YOU WILL FIND THAT THESE WILL BE THE BEST BUY YOU HAVE EVER MADE IN YOUR GARDEN.FLOWERING PERIOD IS MAY -JUNE,BUT ONCE THEY FINISH FLOWERING CUT THEM RIGHT DOWN TO THE GROUND [THATS RIGHT TO THE SOIL LEVEL,BE BRAVE] AND IN A FEW WEEKS THEY WILL BE UP FLOWERING AGAIN IN ABUNDANCE.