How to Fertilize hydrangea 'Ruby Slippers'?
Hydrangea shrub feed every four weeks spring through early summer

hydrangea 'Ruby Slippers' · Hydrangea quercifolia 'Ruby Slippers'
Grow in moist but well-drained soil in partial shade or sun if the soil remains reliably moist. See shrubby hydrangea cultivation for more detailed advice
Hydrangea shrub feed every four weeks spring through early summer