How To Care For Blue Enchantress Hydrangea. Blue Enchantress may be pruned but the timing is what is important. Blooms will turn pink with less acidity.
Hydrangeas are a well-known example. A light pruning may be done to remove spent blossoms in early to late July but dont prune into August as that is when the plant is setting its buds on its old wood for the new blooming season. Information provided by Monrovia.
Fertilize blue hydrangeas as you would other colors but take care to keep the soil pH at an appropriate level.
Blue in acidic soils and pink in more alkaline soils. Consequently what to put on hydrangeas to turn them blue. The flowers are excellent for cutting. Blue in acid soils pink in alkaline soils.