Pontederia cordata (Pickerel Weed)
Pontederia cordata (Pickerel Weed)
20 (40)cm, Pickerel Weed is an aquatic perennial with broad arrow-shaped leaves and a terminal dense spike with showy bright blue flowers. It is native of wetlands and in shallow fresh waters from the USA (Minnesota and Nova Scotia, southward to Texas and Florida) to South America (Argentina). It is easily cultivated in any humus rich soil always saturated with water or at the edge of a pond or watercourse. Will grow well in large plastic pots filled with humus rich soil topped by some 10cm of water: create your own small pond on a terrace or balcony ! V-VI.More Details »