Giant Sunflower (Helianthus Giganteus) is a perennial herb in the Asteraceae family with easy care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 3-9. This plant is toxic to cats and dogs — keep it out of reach of pets.

Helianthus giganteus is a tall, perennial sunflower species native to eastern North America, known for its large size and bright yellow flowers.