How to Fertilize Cooper's Burma rose?
Rose feed in spring and after each major flush

Cooper's Burma rose · Rosa 'Cooperi'
Also known as: Cooper's Burmese rose
Grow in fertile, humus-rich, moist but well-drained soil in full sun, in a warm sheltered position. Best suited to southern counties. Mulch with well-rotted organic matter in late winter or early spring, and for best flowering apply a general rose or shrub fertiliser in early spring and again in early summer. See rose cultivation
Rose feed in spring and after each major flush