Rosa Easy Bee-zy™; Knock Out® (landscape shrub rose)Extreme flower power Reblooming from spring to frost Fragrant yellow flowers This plant in the Knock Out collection has extreme flower power with fragrant yellow flowers that bloom repeatedly from spring to frost. Works well planted individually, in groups, or mixed with other roses, perrenials, and shrubs. Hardiness Zone 4 11 Height 3 4 ft Spread 2 3 ft