How To Look After Hydrangea Macrophylla. Prune hydrangea macrophylla right after the flowers fade in late summer to remove weaker shoots at the base of the plant. When pruning mopheads you have two options.
Hydrangea macrophylla Bigleaf Mophead or Lacecap Hydrangeas These Hydrangeas begin blooming in early to midsummer and can continue until summers end so they set their bloom buds during late summer or early fall. Place your hydrangeas in a spot that receives full sun in the morning and some shade in the afternoon to keep it from drying out. How to Deadhead Hydrangeas.
Plant your hydrangea in spring after the danger of frost has passed.
To keep your hydrangea looking at its best you should dead-head it whenever the blooms become spent. The flower color varies depending on soil pH. To keep your hydrangea looking at its best you should dead-head it whenever the blooms become spent. Arrange the stems in a vase and place in a cool spot.