Herbs & Plants

Hieracium umbellatum

Botanical Name:Hieracium umbellatum
Family: Asteraceae
Kingdom: Plantae
Order: Asterales
Tribe: Cichorieae
Genus: Hieracium
Species: H. umbellatum

*Hieracium vulgatum
*Hieracium kalmii L.
*Hieracium umbellatum L.
*Hieracium scabriusculum Schwein.
*Hieracium acranthophorum Omang
*Hieracium columbianum Rydb.

Common Names: Canadian hawkweed, Canada hawkweed, Narrowleaf hawkweed, or Northern hawkweed

Habitat: Hieracium umbellatum is native to most of the temperate parts of the northern hemisphere. It grows on roadsides, banks, open woods, copses, heaths and rocks, mainly in lowland areas.

Hieracium umbellatum is a perenniial plant,, growing to 0.8 m (2ft 7in). tall, glabrous below, becoming stellate-puberulent above, without long, spreading hairs, and with milky juice. Leaves are alternate, the basal and lower cauline small and soon deciduous, the others, except for the reduced upper ones, nearly alike in size and shape; leaves sessile but not clasping, up to 10 cm. long and 2 cm. wide, with a few coarse, irregular teeth, and short, stiff hairs on the margins. It is in flower from July to September, and the seeds ripen from August to October. Flowers heads several in an open inflorescence, 40- to 110-flowered; involucre 6-13 mm. high, its bracts imbricate, glabrous; corollas ligulate, yellow. Fruits are achene. (a small, dry one-seeded fruit that does not open to release the seed.) Fruit is a dry seed that ripens to black, with a tuft of light brown hair to carry it off in the wind.


The species is hermaphrodite (has both male and female organs) and is pollinated by Apomictic (reproduce by seeds formed without sexual fusion). The plant is self-fertile.

Cultivation: Prefers a well-drained low-fertility soil, neutral or acid, and a sunny position. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: acid and neutral soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.

Edible Uses: Young leaves are edible.

Medicinal Uses: One report says that the plant has medicinal uses but gives no details.

Disclaimer : The information presented herein is intended for educational purposes only. Individual results may vary, and before using any supplement, it is always advisable to consult with your own health care provider.


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