How to Fertilize Rhododendron macrocarpum?
Ericaceous fertilizer monthly from spring through late summer
Rhododendron macrocarpum · Fertilizing
Rhododendron macrocarpum · Rhododendron macrocarpum
Grow in moist but well-drained, leafy, humus-rich acid soil in part shade with shelter; see rhododendron cultivation
Watering: Keep acidic root zone evenly moist, never leaving waterlogged soilSunlight: Partial shadeHarmful if eaten. Wear gloves and other protective equipment when handling