This is a sterile hybrid between the biennial Digitalis purpurea with the more tender shorter lived D. canariensis. It has become justifi...Read Moreably popular.
This will bloom from summer through fall if faded flower stalks are promptly removed.
Where this hybrid is overwintered indoors, it needs a cold period of six weeks or more at 38 to 45 degrees to ensure flowers for the coming season.
The RHS has accepted the reclassification of Isoplexis as Digitalis. The accepted name for the cross formerly referred to as "Digiplexis" is Digitalis x valinii, though some merchants continue to use "Digiplexis". "Digiplexis" is now a proprietary trademark.
This is a sterile hybrid between the biennial Digitalis purpurea with the more tender shorter lived D. canariensis. It has become justifi...Read More