Potentilla fruticosa 39mount everest39 as the name suggests is a shrub that is covered with white flowers like snow on a mountain shrubby cinquefoils are native to the northern hemisphere often growing at high altitude in mountainous regions the pretty flowers have five white rounded petals with soft yellow centres this shrubby cinquefoil flowers from may until september and is very drought resistant and low maintenance it looks great planted en masse or amongst other white flowere