How to prune nymphaea 'chromatella'

Ongoing through the growing season; divide in spring. Reach under the water and cut dying stems flush at the crown using clean scissors or a knife. Remove the cut material from the pond immediately to avoid decomposition.

Regular removal throughout summer; division every 3–4 years. 'Chromatella' is a vigorous hardy water lily needing the same simple maintenance as other Nymphaea: remove dying pads and spent yellow blooms by cutting cleanly at the stem base. This keeps the water clean, prevents nutrient buildup, and promotes new growth. Divide crowded baskets in spring every 3–4 years.

Reach under the water and cut dying stems flush at the crown using clean scissors or a knife. Remove the cut material from the pond immediately to avoid decomposition.