Dwarf Pickerel (Pontederia cordata) ‘Crowne Point” 18” . Lot is a sprouting tuber that can be put out in your tub or pond immediately after planting. • NATIVE RANGE: Western Hemisphere. • LIGHT: full sun to shaded • HARDINESS: 3-11. • CARE: plant shallow in any size basket. Submerge to 12” / 46cm, but taller varieties can tolerate deeper. Twist off rhizome shoots and re-plant by end of Summer / early Fall.