Cardamine lyrata

Scientific name: Cardamine lyrata

Family: Brassicaceae

Maximum size reached under cultivation: 20 - 30 cm (7.87 - 11.81 inch)

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Recommended pH range: 6 - 8

Recommended water hardness: 4 - 18°dGH (71.43 - 321.43ppm)

0°C 32°F30°C 86°F

Recommended temperature range: 15 - 24 °C (59 - 75.2°F)

Preferred propagation method: Cuttings

Native to: East Asia

Growth rate: Normal

Recommended substrate: Gravel

Lighting requirements: Bright

Ideal placement in tank: Background

Common Names

Japanese Cress, Chinese Ivy

Origin

Cardamine lyrata, commonly known as Japanese Cress or Chinese Ivy, originates from East Asia. It is native to the wetlands and marshy areas of China, Japan, and Korea. In its natural habitat, it thrives in shallow, slow-moving waters, where it can grow both submerged and emersed. The plant's ability to adapt to different environments makes it a popular choice for aquarium enthusiasts worldwide.

Propagation

Propagating Cardamine lyrata is a straightforward process, making it an excellent choice for both beginners and experienced aquarists. Cuttings can be taken from any part of the plant, and once re-planted, they will quickly develop a root system, growing into new plants. Before planting the cuttings, it's advisable to remove the lower leaves to expose a bare stem. Carefully place the stem into the substrate without crushing it. The plant also develops waterborne roots above the substrate, and in some cases, the cuttings can be floated at the top of the tank to create shaded areas for the fish.

The plant also develops waterborne roots above the substrate, and in some cases, the cuttings can be floated at the top of the tank to create shaded areas for the fish. While not a true floating plant, this temporary method helps the stems root before planting.

Difficulty

Cardamine lyrata is considered an easy plant to care for, making it suitable for beginners. However, to ensure optimal growth, certain conditions must be met. The plant requires bright lighting to prevent it from becoming leggy and developing under-sized leaves. Additionally, maintaining the appropriate temperature range is crucial, as excessive heat can cause the plant to deteriorate. While it is a hardy species, regular monitoring of water conditions and trimming is recommended to keep it in the best possible health. With the right care, Cardamine lyrata can thrive and add a beautiful, lush aesthetic to any aquarium.

Short Description

Cardamine lyrata is a versatile and relatively undemanding plant, ideal for a wide range of aquarium setups. It thrives in bright lighting and prefers temperatures within its accepted range, as excessive heat can lead to legginess and poor leaf development. The plant performs best when planted in groups, but care should be taken not to overcrowd them, as competition for light can hinder growth. With its delicate, trailing leaves, Cardamine lyrata adds a soft, natural look to aquariums, making it a popular choice among aquarists.