The flower stems produce spikes of simple golden yellow flowers, which have clusters of stamens. Cultivation Propagate by root division or from seeds. The soil should be rich and light, and the location should be sunny. Lift roots every other year and replant to prevent matting and invasive spreading. S. canadensis is an ornamental variety , suitable for the herbaceous border.
Harvesting Cut the plant off at ground level and hang upside down to dry.
Medicinal Uses Goldenrod has several anti-inflammatory and antiseptic properties, and is an excellent diuretic. It can be used in conjunction with echinacea for the treatment of nephritis and cystitis. Use it for upper respiratory infections when there is an overabundance of mucus and postnasal drip. Goldenrod contains bioflavonoids, which strengthen the veins and is therefore indicated for varicose veins and fragile capillaries. It is also a carminative, and will ease colic and flatulence.