How to Fertilize plantain-leaved sun rose?
Balanced perennial feed every four weeks spring through summer growth

plantain-leaved sun rose · Tuberaria lignosa
Also known as: truffle sun rose
Grow in any well-drained soil in full sun. Provide winter protection in areas prone to frost, or grow in containers and overwinter in a greenhouse or conservatory
Balanced perennial feed every four weeks spring through summer growth