How to Fertilize Rhododendron 'Rocket'?
Ericaceous fertilizer monthly from spring through late summer

Rhododendron 'Rocket' · Rhododendron 'Rocket'
Easy to grow in moist, humus-rich acid soil in part shade with shelter from cold winds, ideal for woodland planting; see rhododendron cultivation
Ericaceous fertilizer monthly from spring through late summer