What Are the Moisture Requirements for hydrangea 'Ruby Tuesday'?
Moist but well drained

hydrangea 'Ruby Tuesday' · Hydrangea macrophylla 'Ruby Tuesday'
Grow in moist but well-drained, humus rich soil. Provide shelter from cold, drying winds. Mulch annually in spring. Soil additives may be required to maintain specific flower colours. See shrubby hydrangea cultivation for more detailed advice
Moist but well drained