Do I cut back hydrangeas after frost?

Online Answer
These mophead or lacecap hydrangeas traditionally bloom only on old wood. If cut back too hard or to the ground in late winter, there will be no flowers. ... These can be cut (or frozen) to the ground and still bloom through much of the summer. Prune them lightly early in the season to encourage new growth and flowers.
Related Questions 📌
With compact placement, the plants will compete for moisture and may even wither in hot weather. Also, hydrangeas will not have enough nutrients in such conditions, and as a result, the number of flowers will be less. To free up space between plants, you need to prune them every year..
This shrub grows at a fast rate, with height increases of more than 24" per year..
These mophead or lacecap hydrangeas traditionally bloom only on old wood. If cut back too hard or to the ground in late winter, there will be no flowers. ... These can be cut (or frozen) to the ground and still bloom through much of the summer. Prune them lightly early in the season to encourage new growth and flowers.
Hydrangea macrophylla Endless summer is "NOT" Deer resistant.
An advantage of using Pee Gees as a border-besides the beautiful display that they provide-is that deer tend to avoid them. This is great news if you tend to have deer problems. This very adaptable shrub is fast growing, with growth of 25 inches or more each year..