Twisted willow also known as the corkscrew willow is a deciduous tree known for its bizarre contorted growing habit salix babylonica 39tortuosa39 grows quickly producing stems that twist and turn like a corkscrew 45 even the leaves do the same33 yellow catkins appear on bare branches in spring with bright green foliage following on for hedging it is best to cut out older wood from the centre allowing new growth to appear and maintain interestsupplied as 80 45 100cm barer