The hardest decision will probably be between hardy plants and those that die over the winter.

And you will be hard put to find a hardier plant.

During his life he created over 170 new varieties of hardy perennial plants.

Even the hardiest plants will be less tough to eat given some protection.

Perhaps they are using "weed" as a short hand for any fast growing hardy plant?

It is, though, a hardy plant that can survive just about anywhere.

And we had to find very hardy plants for the edge of the lawn along the water.

In fact, most of the eupatoriums are native plants, hardy and tough.

The Society exhibits at major shows throughout the country to stimulate interest in hardy plants.

This very hardy plant can be harvested throughout the growing season.