Knowing the types of climbers is essential for pruning climbing roses.
Most climbing roses need little or no pruning during the first two or three years of growing. During that time, they will develop several long main canes.
When it comes to pruning climbing roses we have to be aware about the different types of climbers.
I have pointed out the difference in pruning between once-flowering and repeat-flowering climbers and shrub roses for several times.
When buying roses it is necessary to keep in mind to which group of roses your purchase belong to.
In the garden we always should know what type of bloomer we are dealing with. Draw a sketch or put a tag on the roses, that you can well-define the type. Even experts sometimes struggle to distinguish among so many sorts of roses.
The pruning of once-blooming climbing roses should happen right after the flowering has finished.
If the plant produced enough 1-year old canes:
If the plant produced to less 1-year old canes:
Repeat-blooming climbers are pruned in spring. To ensure an annually repeating floweriness we try to keep canes of all ages.
To achieve a vigorous blooming we have to do the following work:
Weak shoots, less than a pencil in diameter, should always be removed during the growing season, to keep the plant strong and tidy.