Longleaf Bluets (Houstonia Longifolia) is a perennial herb in the Rubiaceae family with easy care difficulty. It requires low watering and full sun or partial shade light in USDA hardiness zones 4-8. This plant is safe for cats and dogs.

Houstonia longifolia is a small, herbaceous perennial wildflower known for its tiny, four-petaled flowers that range in color from white to pink to pale blue. It features long, narrow leaves and grows up to about 6 to 12 inches tall.