This impressive hardy perennial forms clumps of tall slender stems topped with sunny yellow flower spikes from mid45summer onwards golden lysimachia is ideal for growing in moist perennial borders bog gardens or pond margins and will thrive in difficult clay soils naturalising well in a wild or woodland garden dotted loosestrife is a valuable late45summer perennial flowering when many other plants are past their best height 90cm 40353441 spread 60cm 40243441