How to Fertilize Rosa 'Mabel Morrison'?
Rose specialized fertilizer every three weeks active growing time

Rosa 'Mabel Morrison' · Rosa 'Mabel Morrison'
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 specialized fertilizer every three weeks active growing time