How to Fertilize rose 'Cornelia'?
Rose fertilizer every two to four weeks from spring through late summer

rose 'Cornelia' · Rosa 'Cornelia'
Grow in full sun with fertile, humus-rich, moist but well-drained soil. For best flowering apply a balanced fertiliser and mulch in late winter or early spring and a balanced fertiliser again in early summer - see rose cultivation. Tolerant of shade and suitable for climbing into trees
Rose fertilizer every two to four weeks from spring through late summer