How to Fertilize Rosa 'Texas Centennial'?
Balanced rose bloom feed every three weeks active growing season

Rosa 'Texas Centennial' · Rosa 'Texas Centennial'
Grow in fertile, humus-rich, moist but well-drained soil in full sun. Suited to container cultivation. 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
Balanced rose bloom feed every three weeks active growing season