How to Prune water plantain?
Deadhead regularly in order to prevent problems from self-seeding

water plantain · Alisma plantago-aquatica
Also known as: deil's spoons; devil's spoons; thumbwort; mad dog weed
Grow at pond margins in water up to 30cm deep. Deadhead regularly in order to prevent problems from self-seeding
Deadhead regularly in order to prevent problems from self-seeding