GROWTH: Fast; 25″ or more a year under good growing conditions. SUGGESTED USE: Combine with Syringa for a fragrant shrubbery, in mixed borders or any fragrant garden. PRUNING: When plant matures, cut out at ground level a few of the oldest canes each year in late winter/early spring.

Is Philadelphus fast growing?

The shrub grows vigorously so they are normally cut down to 1m / 3ft high which will result in a shrub about 1.6m / 5ft high the next year when it flowers.

Is mock orange fast growing?

This shrub grows at a fast rate, with height increases of more than 24" per year.