Not only is asparagus edible, but it is a lovely landscape feature, too! When the harvest is over its ferns make a beautiful backdrop for other plants.
There are few edible perennials that are as productive as well-established grapevines.
Chives are edible, decorative, hardy, and a true friend to pollinators
Not only are strawberries a favorite food, but they're perennials, too! Strawberries also make lovely green groundcovers
Egyptian "walking" onions are fun to grow. They can "walk" up to two feet per year
Lovage is a tasty and functional herb--every part of the plant has a use!
Rhubarb is a historic favorite edible perennial because it is easy to grow and thrives for decades.
Plant perennial horseradish if you want a little spice in your life and your edible landscape garden.
Salsify is a member of the dandelion family so you know it's hardy!