Pontederia Cordata. ‘Pickerel weed’ is a marginal aquatic perennial, forming a clump of erect, lance-shaped or oval, bright green leaves, with dense erect spikes of small tubular deep blue flowers in late summer. Use it along the margins of a pond or in a bog garden.
Name: Pontederia Cordata
Approx. Height and spread: 100-150CM x 50-100CM
Soil Ph: All
Moisture: Poorly drained soil.