Rudbeckia maximaDeciduous flowering perennial black-eyed-Susan producing striking bright yellow 3" daisies on 5-7' stems for several months in summer. Large gray leaves provide added interest. A favorite of butterflies, especially Monarchs. Likes dry to average moisture where it will form clumps in time that produce many flower spikes. Plant in full sun to half sun. Give good drainage. Easy to grow. Makes a good cut flower. Deer resistant. USDA zones 4-9 in cold hardiness.