Pruning guide
How to prune glaskins perpetual rhubarb
More glaskins perpetual rhubarb care
Pruning glaskins perpetual rhubarb — FAQ
When should I prune glaskins perpetual rhubarb?
Remove flower stalks as soon as they appear (spring–summer); cut back dead foliage in late autumn after first frost. Snap or cut flower stalks at the base the moment they emerge. In autumn, cut all dead or yellowing leaves and stalks to ground level with clean secateurs, leaving the crown intact for next season.
How often does glaskins perpetual rhubarb need pruning?
Flower-stalk removal as needed throughout growing season; full autumn cutback annually. Yes, Glaskin's Perpetual Rhubarb needs regular pruning to stay productive. Remove flowering stalks (bolts) immediately as they appear — letting them set seed diverts energy from stem production. Cut back all stalks to ground level in autumn after the first frost kills the foliage. Never harvest more than one-third of stalks at once.
How do you prune glaskins perpetual rhubarb?
Snap or cut flower stalks at the base the moment they emerge. In autumn, cut all dead or yellowing leaves and stalks to ground level with clean secateurs, leaving the crown intact for next season.