Native to much of temperate Europe, Digitalis purpurea, foxglove, was the original source of the heart medicine, digoxin. All parts of the plant are toxic to humans and animals. Foxglove is monocarpic, Gardening With Native Evergreen Plants Salish Magazine How to pack plants in your suitcase for the flight home Digging What You Need Is a Dust Reducing Houseplant Lifehacker Succulent Care How to Grow Succulents Apartment Therapy