This shrubby cinquefoil 39white lady39 is tough and simple to grow this potentilla fruticosa has pretty white blooms with a flowering period that stretches from may right through to september potentilla fruticosa 39white lady39 is a tough shrub that can tolerate drought conditions and due to it39s low spreading habit it39s suitable for ground cover informal hedging sunny cottage garden borders and rockeries where it will virtually take care of itself height and spread