And a host of other common names for its long associations with people in Europe and Northern Africa. Old Man’s Beard is a vigorous woody climber to 30 feet which covers itself with a multitude of small greenish-white fragrant flowers in August which give way to showy, fluffy seed heads which prolong the display. Robin Hood’s Fetter is good for growing over fences or pergolas and up into trees and is hardy to zone 4.