Black-eyed Susan is an opportunist that thrives easily in disturbed areas. It has naturalized through most of the continent. A biennial, it blooms and completes its life cycle in its second year but will re-seed.
Black-eyed Susan is one of the larval host plants of the Silvery Checkerspot. Its bright yellow flowers attract many different butterflies, moths, and bees. This plant is of high value to pollinators.