Rumex palustris
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Rumex palustris

Marsh dock

Tier 2 Difficulty: medium Water: low Light: partial_sun
Water every
7 days
Temperature
5–35 °C
Soil pH
6–8
Hardiness
Zone 5–9
Click count
75
Observations
128

Description

Source: leafsnap

Rumex palustris, commonly known as marsh dock or bog dock, is a perennial herbaceous plant in the Polygonaceae family. Native to North America, it is typically found in wetlands, marshes, and along the edges of streams and ponds. This plant features a deep taproot system that enables it to thrive in wet soils. It can grow up to 1 meter tall and has long, lance-shaped leaves that are green on top and reddish-purple underneath. The leaves have a sour taste due to the presence of oxalic acid. Rumex palustris produces small, greenish flowers on tall spikes from June through August. These flowers are followed by small, triangular seeds that turn brown when mature. Native Americans have traditionally used this plant for medicinal purposes to treat various ailments, including diarrhea, skin irritations, and respiratory problems. Beyond its medicinal uses, Rumex palustris also plays a critical role in wetland ecosystems. It provides an important food source for wildlife, such as waterfowl and muskrats. Overall, Rumex palustris is a vital species in wetland environments. Its ability to thrive in waterlogged soils, along with its significance as a food source for wildlife and its historical medicinal applications for humans, underscores its ecological and cultural importance.

Care Guide

💧 Water Every 7 days
Suggested frequency: Every 7 days
☀️ Light Partial sun

Marsh dock is native to habitats with dappled light, such as forest understories or rocky spots that provide natural shade. It favors partial sun but can also tolerate full sun.

Ideal: Partial sun
🌡️ Temperature 5–35°C

Marsh dock can tolerate a wide range of temperatures, but its distribution may still be constrained by particular combinations of moisture and heat. It performs best in warm summer climates with sufficient rainfall or watering. Extended periods of cloudy, rainy weather or prolonged high temperatures can raise the chance of Marsh dock dying. In winter, appropriate protection from cold can increase the plant's survival rate.

Ideal temperature: 5–35°C
💨 Humidity
Humidity:
🪴 Soil 6-8
Soil pH: 6-8
🌱 Fertilizer

Marsh dock responds well to regular, mild applications of fertilizer to encourage healthy leaf growth. You should apply fertilizer to Marsh dock about once a month during the summer. Nitrogen is essential for foliage, and supplying nitrogen-rich sources helps Marsh dock thrive.

🪴 Pot & Repot
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb
Life Cycle
Annual
Genus
Rumex
Family
Polygonaceae
Hardiness Zone
5-9
Mature Height
30 cm to 91 cm
Mature Spread
20 cm to 49 cm
Leaf Color
Green, Dark Green
Leaf Type
Deciduous
Flower Size
0.20 cm to 0.25 cm
Bloom Time
Summer
Planting Time
Spring, Summer, Autumn
Harvest Time
Late summer, Early fall, Mid fall
Native Area
Turkey, Sweden, Austria, Czech Republic, Slovakia, Montenegro, Bulgaria, Poland, Greece, Croatia, Slovenia, Morocco, Belarus, Serbia, Norway, Hungary, Germany, Syria, Italy, Spain, Switzerland, Denmark, France, Albania, United Kingdom, Romania, Algeria, Belgium, Netherlands

Tags (4)

Common Names (1)

en Marsh dock