Buy Flowers › Digitalis floribunda - 4" Pot Digitalis floribunda - 4" Pot $6.00 Cluster Flowering Foxglove, reliably perennial, hardy zone 3-8, buttery yellow flowers in early spring, 24" tall Add To Cart Added! Cluster Flowering Foxglove, reliably perennial, hardy zone 3-8, buttery yellow flowers in early spring, 24" tall