FLOWERS / MISC-FLOWERS perennial, large leaves, tall flower stalk, yellow flowers, root is used medicinally, blue dye plant, seed originally from Horizon Herbs $3 Add To Basket Listed In: 2014, 2015, 2016, 2017, 2019, 2020, 2021, 2022, 2023, 2024, 2025 California USDA Hardiness: 7a View Profile & Listings