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Petasites frigidus - (L.)Fries.

Common Name Sweet Coltsfoot, Arctic sweet coltsfoot, Arrowleaf sweet coltsfoot, Golden Palms Coltsfoot, Butterb
Family Asteraceae or Compositae
USDA hardiness 6-10
Known Hazards None known
Habitats Streamsides, moist woods, bogs and other wet places in N. America[60].
Range N. Europe to Northern N. America.
Edibility Rating    (2 of 5)
Other Uses    (0 of 5)
Weed Potential No
Medicinal Rating    (1 of 5)
Care (info)
Fully Hardy Moist Soil Wet Soil Full shade Semi-shade Full sun
Petasites frigidus Sweet Coltsfoot, Arctic sweet coltsfoot,  Arrowleaf sweet coltsfoot, Golden Palms Coltsfoot, Butterb


http://commons.wikimedia.org/wiki/File:Petasites_frigidus.jpg
Petasites frigidus Sweet Coltsfoot, Arctic sweet coltsfoot,  Arrowleaf sweet coltsfoot, Golden Palms Coltsfoot, Butterb
http://commons.wikimedia.org/wiki/User:Stan_Shebs

 

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Summary

Bloom Color: Pink. Main Bloom Time: Late winter. Form: Spreading or horizontal.


Physical Characteristics

 icon of manicon of flower
Petasites frigidus is a PERENNIAL growing to 0.2 m (0ft 8in) by 1 m (3ft 3in) at a fast rate.
It is hardy to zone (UK) 5. It is in flower from April to May, and the seeds ripen from May to June. The species is dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if seed is required). and is pollinated by Insects. The plant is not self-fertile.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: acid, neutral and basic (alkaline) soils. It can grow in full shade (deep woodland) semi-shade (light woodland) or no shade. It prefers moist or wet soil.

UK Hardiness Map US Hardiness Map

Synonyms

P. speciosa. Tussilago frigida.

Habitats

Woodland Garden Dappled Shade; Shady Edge; not Deep Shade; Ground Cover; Meadow; Bog Garden;

Edible Uses

Edible Parts: Flowers  Leaves  Root  Stem
Edible Uses: Salt

Young leaves - raw or cooked[46, 61, 257]. They are mixed with other greens and used as a potherb[183, 257]. The leaves can also be made into a sauerkraut[257]. Young stalks and flower heads - cooked[183]. Roots - cooked[172, 183]. The burnt leaves are used as a salt substitute[172]. The stems and leaves, whilst still green, are rolled up into balls, dried and then placed on top of a very small fire on a rock and burned[207]. A very acceptable condiment for piñole[207].

References

Medicinal Uses

Plants For A Future can not take any responsibility for any adverse effects from the use of plants. Always seek advice from a professional before using a plant medicinally.
Antispasmodic  Pectoral  Poultice

Antispasmodic, poultice[172]. An infusion of the dried leaves has been used in the treatment of colds, head and chest congestion[257].

References

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An important new book from PFAF. It focuses on the attributes of plants suitable for food forests, what each can contribute to a food forest ecosystem, including carbon sequestration, and the kinds of foods they yield. The book suggests that community and small-scale food forests can provide a real alternative to intensive industrialised agriculture, and help to combat the many inter-related environmental crises that threaten the very future of life on Earth.

Read More

FOOD FOREST PLANTS

Other Uses

Containers  Stuffing

A good ground cover for the wilder areas of the garden[200]. The cotton-like seed heads have been used as a stuffing material for mattresses[257]. The leaves have sometimes been folded into conical containers for collecting fruit[257]. They have also been used to make a temporary funnel[257].

Special Uses

Ground cover

References

Cultivation details

Landscape Uses:Seashore, Woodland garden. Succeeds in ordinary garden soil[1], but prefers a deep fertile humus-rich soil that is permanently moist but not stagnant, succeeding in shade, semi-shade or full sun[200]. Prefers partial shade[31]. Plants can be grown in quite coarse grass, which can be cut annually in the autumn[233]. A very invasive plant, too rampant for anything other than the wild garden[187, 200]. Dioecious, male and female plants must be grown if seed is required. Special Features:Attractive foliage, North American native, Invasive, Wetlands plant.

References

Temperature Converter

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The PFAF Bookshop

Plants For A Future have a number of books available in paperback and digital form. Book titles include Edible Plants, Edible Perennials, Edible Trees, and Woodland Gardening. Our new book to be released soon is Edible Shrubs.

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Propagation

Seed - we have no information on this species but suggest sowing the seed in a cold frame as soon as it is ripe or in early spring. Only just cover the seed and do not allow the compost to dry out. When they are large enough to handle, prick the seedlings out into individual pots and plant them out in the summer. Division succeeds at almost any time of the year. Very easy, larger divisions can be planted out direct into their permanent positions. We have found that it is better to pot up the smaller divisions and grow them on in light shade in a cold frame until they are well established before planting them out in late spring or early summer.

Other Names

If available other names are mentioned here

Found In

Countries where the plant has been found are listed here if the information is available

Weed Potential

Right plant wrong place. We are currently updating this section. Please note that a plant may be invasive in one area but may not in your area so it’s worth checking.

Conservation Status

IUCN Red List of Threatened Plants Status :

Related Plants
Latin NameCommon NameHabitHeightHardinessGrowthSoilShadeMoistureEdibleMedicinalOther
Petasites albusButterburPerennial0.6 4-8 FLMHFSNM21 
Petasites hybridusButterbur, Pestilence wortPerennial1.0 4-8 FLMHFSNMWe03 
Petasites hyperboreusArctic Sweet ColtsfootPerennial0.2 4-8 FLMHFSNMWe21 
Petasites japonicusSweet Coltsfoot, Japanese sweet coltsfoot, ButterburPerennial0.6 5-9 FLMHFSNMWe321
Petasites palmatusSweet Butterbur, Golden Palms Coltsfoot, Sweet Coltsfoot, ButterburPerennial0.4 6-10 FLMHFSNMWe21 
Petasites saggitatusArrowleaf Sweet ColtsfootPerennial0.2 - FLMHFSNMWe21 
Petasites speciosa Perennial0.0 - FLMHFSNMWe20 
Petasites vitifoliusArctic sweet coltsfootPerennial0.6 0-0 FLMHFSNMWe10 

Growth: S = slow M = medium F = fast. Soil: L = light (sandy) M = medium H = heavy (clay). pH: A = acid N = neutral B = basic (alkaline). Shade: F = full shade S = semi-shade N = no shade. Moisture: D = dry M = Moist We = wet Wa = water.

 

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Expert comment

Author

(L.)Fries.

Botanical References

5060200

Links / References

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