The plant I obtained as Digitalis dubia has grey-green fuzzy leaves similar to those of Stachys byzantina (Lamb's Ears). Hardiness was l...Read Moreisted on one website as Zones 8-10, and the plant originates from Spain. I'll see if it is hardier--I'm in zone 7. I'm putting it in the same area with my Digitalis thapsi plants, since that species is also from Spain, and I assume that similar growing conditions would apply.
The plant I obtained as Digitalis dubia has grey-green fuzzy leaves similar to those of Stachys byzantina (Lamb's Ears). Hardiness was l...Read More