Top perennials for winter interest

Echinacea purple coneflower

Paul Zammit selects two outstanding perennials for winter interest.

Echinacea spp. and cvs. (Purple coneflower)

Echinacea purple coneflower

Yucca filamentosa ‘Color Guard’ (‘Color Guard’ yucca)

Yucca filimentosa 'Color Guard'