What Are the Moisture Requirements for Hydrangea macrophylla Paris ('Rapa')?
Moist but well drained

Hydrangea macrophylla Paris ('Rapa') · Hydrangea macrophylla Paris ('Rapa')
Grow in any moist but well-drained soil in partial shade or grow in sun if soil remains reliably moist. See shrubby hydrangea cultivation for further advice
Moist but well drained