How to Fertilize sage 'Raspberry Royale'?
Balanced perennial feed every four weeks from spring through summer

sage 'Raspberry Royale' · Salvia × jamensis 'Raspberry Royale'
Grow in light, moderately fertile, well-drained soil. Needs a sheltered position, but usually overwinters if given full sun and good drainage. Drought resistant and attractive to pollinating insects
Balanced perennial feed every four weeks from spring through summer