Fiber OpticsĀ® Buttonbush, has a compact, rounded habit compared to other varieties of this native shrub. The plant boasts globular clusters of small, tubular flowers that resemble button-like orbs, hence its name. These distinctive blooms, are creamy white, and appear in mid to late summer, attracting pollinators like butterflies and bees. With its dense, glossy green foliage and a preference for moist soils, the Buttonbush thrives in low areas and wetlands. Fiber OpticsĀ® Buttonbush grows 5-6 ft tall and wide in full sun and is hardy to Zone 4.