How to Fertilize rhododendron 'Crest'?
Ericaceous fertilizer monthly from spring through late summer

rhododendron 'Crest' · Rhododendron 'Crest'
Grow in moist but well-drained, leafy, humus-rich acid soil, in part shade with shelter; see rhododendron cultivation
Ericaceous fertilizer monthly from spring through late summer