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Helianthemum canadense - (L.)Michx.
                 
Common Name Frostweed, Longbranch frostweed
Family Cistaceae
USDA hardiness 6-9
Known Hazards None known
Habitats Open woods, clearings and barrens in dry sandy soils[43]
Range Eastern N. America - Maine to Ontario and Wisconsin, south to North Carolina and Mississippi.
Edibility Rating  
Other Uses  
Weed Potential No
Medicinal Rating  
Care
Fully Hardy Well drained soil Moist Soil Full sun

Summary

Helianthemum canadense Frostweed, Longbranch frostweed


http://flickr.com/photos/7457894%40N04
Helianthemum canadense Frostweed, Longbranch frostweed
http://flickr.com/photos/7457894%40N04
   
Physical Characteristics
 icon of manicon of flower
Helianthemum canadense is a PERENNIAL growing to 0.4 m (1ft 4in).
It is hardy to zone (UK) 7. It is in flower from May to July. The flowers are hermaphrodite (have both male and female organs) and are pollinated by Insects, cleistogamy.Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very alkaline soils.
It cannot grow in the shade. It prefers dry or moist soil.

Synonyms

Habitats
Woodland Garden Sunny Edge;
Edible Uses
None known
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.

Alterative;  Antiscrophulatic;  Astringent;  Cancer;  Tonic.

The dried leaves are alterative, antiscrofulatic, astringent and tonic[4, 21, 46, 207]. A tea made from the leaves is used in the treatment of kidney ailments and sore throats[222, 257]. A strong leaf tea has been used in the treatment of scrofula[222]. It is applied externally to skin diseases and eye infections[222]. It is said that an oil helpful in the treatment of cancer has been obtained from the plant[4]. Some caution is advised since an overdose can cause nausea and vomiting[4].
Other Uses
None known
Cultivation details
Requires a light well-drained soil in a sunny open position[200]. Tolerates a pH range from 5.5 to 8[200].
Propagation
Seed - sow spring in a greenhouse. When they are large enough to handle, prick the seedlings out into individual pots and grow them on in the greenhouse for at least their first winter. Plant them out into their permanent positions in late spring or early summer, after the last expected frosts. Cuttings of half-ripe wood, 6 - 8cm with a heel, late summer in a sandy soil in a frame[200].
Other Names
Found In
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 NameEdibility RatingMedicinal Rating
Helianthemum nummulariumCommon Rockrose, Sun Rose, Rock Rose01
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Expert comment
 
Author
(L.)Michx.
Botanical References
43200235
Links / References
For a list of references used on this page please go here
Readers comment
 
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Subject : Helianthemum canadense  

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