Rumex crispus L.
Rumex crispus
A perennial flowering plant known as curly dock, curled dock, or yellow dock. It grows to a height of up to 1.5 meters and has smooth, waved or curled leaves that grow from a large basal rosette. The plant produces flowers and seeds in clusters on branched stems, with the largest cluster at the apex. Seeds are shiny, brown, and encased in a calyx that helps in their dispersal. The root structure is a large, yellow, forking taproot. It has several subspecies with distinctive habitat preferences.
Details
Caryophyllales
Polygonaceae
Rumex
Contains high levels of oxalic acid, which gives the leaves a tart flavor. Also contains anthraquinone glycosides, which can have laxative effects in some individuals. Rich in vitamins A and C, as well as iron and potassium.
Used as a wild leaf vegetable; young leaves should be boiled to remove oxalic acid. Leaves and seeds are edible but should be consumed in moderation due to potential health risks. The root is used in Western herbalism for treating anemia and other conditions. It is also part of the homeopathic pharmacopoeia for respiratory conditions.
Spring to Summer
Spring
up to 1.5 meters
Greenish-Brown or Green
Disturbed soil, waste areas, roadsides, fields/meadows, shorelines, and forest edges. It is widely naturalised throughout the temperate world and has become a serious invasive species in many areas
Info
Pannon Flora Ltd. was founded on December 13, 1999, by Gábor Janik, who retains 95% ownership. Janik holds an MSc in Horticulture from the University of Horticultural Sciences (1986) and an Advanced Professional English Certification from the College of International Trade (1990). The company specializes in bird feed production and export, primarily serving markets in Italy, Germany, the Netherlands, and the UK, alongside cultivating and distributing imported/exported horticultural seeds. It maintains exclusive partnerships with JOEUN Seed (South Korea) and Takii Europe (Japan), a leader in professional seed breeding and production. Pannon Flora collaborates with certification bodies such as NÉBIH (National Food Chain Safety Office), MERT Kontroll, and SGS Hungary to ensure compliance and quality. The company works with approximately 400 Hungarian growers, ranging from small-scale producers (under 5 hectares) to mid-sized farms and large-scale agricultural enterprises. This profile emphasizes agribusiness expertise, technical partnerships, and operational scalability tailored to international client needs.
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