Pruning guide
How to prune delphinium grandiflorum 'blue butterfly'
Best time
Deadhead throughout summer; tidy in autumn
How often
Deadhead regularly during bloom; cut back once annually in autumn
Technique
Remove faded flower stems to the nearest lateral bud or basal foliage. At season's end, cut all top growth to ground level and clear debris.
More delphinium grandiflorum 'blue butterfly' care
- How to prune siberian larkspur — the species this cultivar belongs to
- Full delphinium grandiflorum 'blue butterfly' care guide
- Common delphinium grandiflorum 'blue butterfly' problems & fixes
- How to propagate delphinium grandiflorum 'blue butterfly'
- When to repot delphinium grandiflorum 'blue butterfly'
Pruning delphinium grandiflorum 'blue butterfly' — FAQ
When should I prune delphinium grandiflorum 'blue butterfly'?
Deadhead throughout summer; tidy in autumn. Remove faded flower stems to the nearest lateral bud or basal foliage. At season's end, cut all top growth to ground level and clear debris.
How often does delphinium grandiflorum 'blue butterfly' need pruning?
Deadhead regularly during bloom; cut back once annually in autumn. This compact, annual-type delphinium benefits from deadheading to prolong the vivid-blue flower display. Cut spent stems back to a lateral bud or basal leaves. Because it often grows as a short-lived perennial or annual, it may not produce a strong second flush, but tidy cut-back in autumn keeps the plant neat.
How do you prune delphinium grandiflorum 'blue butterfly'?
Remove faded flower stems to the nearest lateral bud or basal foliage. At season's end, cut all top growth to ground level and clear debris.