How to Fertilize Rosa 'Carmenetta'?
Rose-specific feed every two weeks throughout spring and summer

Rosa 'Carmenetta' · Rosa 'Carmenetta'
Grow in fertile, humus-rich, moist but well-drained soil in full sun. 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-specific feed every two weeks throughout spring and summer