Pruning guide
How to prune blue pickerelweed
More blue pickerelweed care
Pruning blue pickerelweed — FAQ
When should I prune blue pickerelweed?
Early spring before new growth; deadhead after each flush of flowers through summer. In spring, cut old stems back to 10 cm above the crown with sharp shears. During summer, snip spent flower spikes back to the stem base to keep the plant tidy and discourage excessive seeding.
How often does blue pickerelweed need pruning?
Annually in early spring; deadhead as needed through summer. Pontederia azurea needs minimal pruning. Deadhead spent flower spikes after blooming to redirect energy and prevent excessive self-seeding. In early spring, cut back old foliage to around 10 cm (4 in.) above the crown to encourage vigorous new growth. Do not prune after early autumn — late cuts encourage tender growth that is damaged by frost.
How do you prune blue pickerelweed?
In spring, cut old stems back to 10 cm above the crown with sharp shears. During summer, snip spent flower spikes back to the stem base to keep the plant tidy and discourage excessive seeding.