Bog yellowcress - Rorippa palustris (Taxonomy, Characteristics, Distribution, Images)

Bog yellowcress

Also known as: Yellow marsh cress, Marsh watercress

Bog yellowcress (Rorippa palustris) is a water-loving plant. It has the Latin name palustris, meaning "of the marsh," in recognition of its preferred habitat. This plant can be distinguished from the otherwise similar species Rorippa hispida by its hairless leaves and stems. You can spot the plant's small, yellow flowers in marshy habitats worldwide.

Scientific classification

Species

Bog yellowcress (Rorippa palustris)

Mustards, capers, and allies

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Annual, Biennial, Perennial

Lifespan

Herb

Plant Type

2 mm to 4 mm

Flower Size

Yellow

Flower Color

Winter dormancy

Dormancy

Deciduous

Leaf type

20 - 35 ℃

Ideal Temperature

Images of Bog yellowcress

Distribution of Bog yellowcress

Distribution Map

Bog yellowcress boasts a native presence principally in temperate regions, while as an introduced species, its range includes the cool-to-warm temperate zones of the western hemisphere. Over time, bog yellowcress has acclimatized across various major regions, adapting beyond its original range.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Marshlands, pastures, prairies, meadows, swales, flats, sand bars, wet grounds, stream banks, moist depressions, ditches, estuaries, waste grounds, roadsides, sloughs, shores of lakes and ponds, bogs, thickets, grasslands

Hemisphere Trend Curve

Northern

Sorthern

Quickly Identify Bog yellowcress

Basal rosette of deeply lobed leaves

Branched flower stalks up to 28 inches (70 cm)

Distinctive cylindrical fruit on short stalks

Small yellow flowers

Seeds within fruit are small and tan

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Care Guide for Bog yellowcress

Every week

Water

Full sun

Sunlight

20 - 35 ℃

Ideal Temperature

Water: Thriving in marshy habitats, bog yellowcress prefers consistent moisture and is well-adapted to semi-aquatic conditions. Weekly watering is essential to maintain hydration, reflecting its resilience to variable water levels influenced by rainfall patterns.

Fertilize: Fertilization is crucial for bog yellowcress's growth. Use balanced fertilizers during active growth and high-nitrogen formulas before flowering. Monthly small doses are recommended, reducing in dormancy. Avoid over-fertilization to prevent root burn; dilute fertilizers for safe application.

Pruning: Bog yellowcress thrives in swampy habitats and showcases bright yellow flowers. Minimal pruning is needed; remove dead stems in spring and cut back overgrowth to promote new growth. This practice enhances air circulation, reduces disease risk, and maintains healthy foliage throughout the growing season.

Propagation: Bog yellowcress thrives in moist environments and requires a damp substrate for propagation. Sow seeds shallowly for light exposure during germination. Maintain stable moisture without waterlogging. Freshness of seeds is not critical, and gentle handling during transplantation minimizes stress for young plants.

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Images of Bog yellowcress

Distribution of Bog yellowcress

Quickly Identify Bog yellowcress

Care Guide for Bog yellowcress

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