How to Fertilize water plantain?
Balanced perennial feed every four weeks from spring through summer
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
Balanced perennial feed every four weeks from spring through summer