Sunburst St. Johnswort (Hypericum frondosum 'Sunburst') is a sturdy, deciduous perennial valued for its bright yellow flowers that appear from early summer through fall. This cultivar features narrow, lance-shaped leaves with striking golden edges, adding visual interest even when not in bloom. Growing to a height and spread of approximately 3 to 4 feet, Sunburst St. Johnswort is well-suited for use in borders, foundation plantings, and mixed perennial gardens. It thrives in full sun to partial shade and is adaptable to a range of soil conditions, provided they are well-drained. The plant is known for its low maintenance requirements and resilience, making it an excellent choice for both residential and commercial landscaping projects. Additionally, its extended flowering period provides sustained color, enhancing the aesthetic appeal of any planting scheme.