How to Fertilize Rhododendron 'Mahler'?
Ericaceous feed in spring and lightly after bloom
Rhododendron 'Mahler' · Fertilizing
Rhododendron 'Mahler' · Rhododendron 'Mahler'
Grow in moist but well-drained, leafy, humus-rich acid soil in part shade with shelter; see rhododendron cultivation
Watering: Keep acidic root zone moist and cool, never soggySunlight: Full sun · Partial shadeHarmful if eaten. Wear gloves and other protective equipment when handling