How to prune curly pondweed

Spring for thinning; early summer to remove dying growth. Pull out or rake excess stems from the pond surface. Remove dying or decomposing growth by hand to prevent it from fouling the water. Do not cut to encourage regrowth — focus on removal of excess material.

As needed in spring and early summer. Curly Pondweed grows actively in cooler months and dies back in summer heat. It rarely needs deliberate pruning but should be thinned if growth becomes too dense and blocks light. Remove excess growth by hand or rake in spring. Clear dying material in early summer as it naturally dies back, to prevent water quality issues.

Pull out or rake excess stems from the pond surface. Remove dying or decomposing growth by hand to prevent it from fouling the water. Do not cut to encourage regrowth — focus on removal of excess material.