- You Will Get 165 Seeds Of Joe Pye Weed Pink Perennial Butterflies Flower Seeds. - Perennial. - Pink. - Grows 4 to 6 ft tall. - Sun or full Shade. - Hardy zones 3-7. - Attractive to butterflies and hummingbirds, this beautiful plant produces 4-6" wide flower clusters from summer into early fall. - Although it grows very tall, it can be cut back to increase blooms and shorten height if desired. - Plant in late fall because seeds need a cold, moist period to break dormancy and germinate in the spring.Thanks