Choose a planting site with morning sun and afternoon shade
Plant in well-draining, fertile soil
Mix in compost before planting
Keep soil consistently moist but not waterlogged
Water deeply at the base of the plant
Mulch around the plant to retain moisture
Space plants according to their mature size
Prune according to the hydrangea type
Remove dead or damaged stems
Fertilize lightly in spring
Avoid overfertilizing
Protect plants from harsh afternoon sun and strong wind
Monitor for pests and diseases
Adjust soil pH if growing blue or pink varieties
Cut back spent blooms if desired
Water more during hot, dry periods
Use winter protection in colder climates
Divide or propagate from cuttings if needed