Hydrocotyle vulgaris, the marsh pennywort, common pennywort, water naval, money plant, lucky plant or copper coin is a small creeping aquatic perennial plant. A low maintenance plant that enjoys wet soil. Can be grown at the side of a pond as part of a water garden, or planted in shallow waters, up to 2 inches of stagnant water. This aquatic plant can tolerate both sunny and shady conditions in moist humus. Its umbrella-like leaf is similar to the money plant.
The flowering period of these tiny pink flowers are between June and August and produce a smell of carrot. Hydrocotyle Vulgaris can also develop root rot, despite its habitat in water.