Great plant for shady, wet areas. ‘The Rocket’ has large arrowhead-shaped leaves with serrated edges, blackish stems, and tall spikes of bright yellow flowers. Height 48-60 inches. Zone 3-9. “Desdemona” has large round leaves with purple undersides and stems and bright golden yellow flowers. Similar to “Othello” but slightly more compact and more heat-tolerant. Available in gallon pots.