How to Water rhododendron 'Grumpy'?
Keep acidic root zone evenly moist, never leaving waterlogged soil

rhododendron 'Grumpy' · Rhododendron 'Grumpy'
Grow in moist but well-drained, leafy humus-rich, acid soil in part shade with shelter from cold winds; see rhododendron cultivation
Keep acidic root zone evenly moist, never leaving waterlogged soil