Myrtleleaf St. John's-wort (Hypericum Myrtifolium) is a perennial shrub in the Hypericaceae family with easy care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 7-10. This plant is safe for cats and dogs.

Hypericum myrtifolium is an evergreen shrub native to the Southeastern United States, noted for its showy yellow flowers and adaptation to wet and dry habitats.