Cranesbill 'Wargrave Pink', Geranium Endressii 'Wargrave Pink', Geranium x oxonianum 'Wargrave', Geranium 'Wargrave Pink' Tough, vigorous and incredibly pretty, Geranium x oxonianum 'Wargrave Pink' (Cranesbill) is a superb hardy geranium cultivar with luminous, salmon pink to silvery pink, open-faced flowers from late spring to early fall.