Lysimachia nummularia, commonly known as Pennywort, features delicate, round leaves in a soft green hue, arranged alternately along slender, trailing stems. When grown underwater, the plant forms flowing, cascading patterns, making it ideal for creating a natural, lush effect in aquariums. Its vibrant green foliage adds contrast and softness to aquascapes, and its trailing nature allows it to be used as a midground plant or left to grow into dense, attractive clusters.

Water Parameters for Lysimachia nummularia - Pennywort

• Temperature: 15°C to 26°C
• pH: 6.5 to 7.5
• Hardness: Soft to moderately hard water (4-18 dGH)
• Lighting: Moderate lighting is sufficient, but brighter conditions encourage faster growth and vibrant green coloration.
• CO2: Not required but will enhance growth and leaf density.
• Substrate: Grows well in various substrates, including sand and gravel, though nutrient-rich options boost growth.

This European native thrives in diverse conditions, making it one of the easiest plants for beginner aquarists. Its versatility allows it to flourish in both low-tech and high-tech aquariums, offering a timeless charm to aquascapes.