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Linaria canadensis
  • Blue Toadflax

an annual or biennial member of the Linaria genus in the family Scrophulariaceae.

Niche
  • Unknown
    Unknown
    The ecosystem niches for this plant are unknown. Do you know them? Click the edit button to add them!
Functions
  • None
    None
    There are no functions defined for this plant. Do you know of some? Click the edit button to add them!
Light
  • Full sun
    Full sun
    The amount of sun exposure that a plant prefers in ideal conditions.
    Key
  • no shade
    No shade
    The amount of shade a plant will tolerate without adverse health affects.
    Key
Water
  • Water Requirementsmoderate
    Moderate
    The amount of water a plant needs for healthy growth, relative to other plants.
    Key
Soil
  • acid,neutral,alkaline
    Acid to Alkaline
    The PH range (acidity or alkilinity) of the growth medium ideal for healthy nutrient absorbtion.
    Key
  • Sandy to Loamy
    The soil texture this plant prefers for optimal growth.
    Key
Cold & Heat
  • 4
    Zone 4
    The USDA Hardiness scale assigns plants a number from 1 to 12 representing the minimum temperature a plant can survive.
    Key
    0< -53.9ºC< -65ºF
    1-51.1ºC-60ºF
    2-45.6ºC-50F
    3-40ºC-40ºF
    4-34.4ºC-30ºF
    5-28.9ºC-20ºF
    6-23.3ºC-10ºF
    7-17.8ºC0ºF
    8-12.2C10ºF
    9-6.7ºC20ºF
    10-1.1ºC30ºF
    114.4ºC40ºF
    12> 10ºC> 5ºF
  • ?
    Unknown
    The AHS Heat scale assigns plants a number from 1 to 12 representing the number of days per year a plant requires a temperature exceeding 30ºC (86ºF).
    Key
    11
    21 - 7
    38 - 14
    415 - 30
    531 - 45
    646 - 60
    761 - 90
    891 - 120
    9121 - 150
    10151 - 180
    11181 - 210
    12181 - 210
Linaria canadensis has 0 medicinal uses listed

Uses

Edible uses

There are no edible uses listed for Linaria canadensis.

Material uses

There are no material uses listed for Linaria canadensis.

Medicinal uses(Warning!)

The leaves are antihaemorrhoidal, diuretic and laxative[1][2]. They are applied externally in the treatment of haemorrhoids[2].

Unknown part

Antihaemorrhoidal
Diuretic
Laxative

Ecology

Ecosystem niche/layer

Ecological Functions

Nothing listed.

Forage

Nothing listed.

Shelter

Nothing listed.

Propagation

Seed - sow spring in situ[3]. An autumn sowing can also be made in areas with mild winters[3]. This sowing will produce larger plants.

Practical Plants is currently lacking information on propagation instructions of Linaria canadensis. Help us fill in the blanks! Edit this page to add your knowledge.



Cultivation

A very drought resistant plant once established, it thrives in a poor gravelly soil[3]. Nitrogen-rich soils produce excessive leaf growth at the expense of flowering[3]. Prefers a sunny position[3].

Crops

Problems, pests & diseases

Associations & Interactions

There are no interactions listed for Linaria canadensis. Do you know of an interaction that should be listed here? edit this page to add it.

Polycultures & Guilds

There are no polycultures listed which include Linaria canadensis.

Descendants

Cultivars

Varieties

None listed.

Subspecies

None listed.

Full Data

This table shows all the data stored for this plant.

Taxonomy
Binomial name
Linaria canadensis
Genus
Linaria
Family
Scrophulariaceae
Imported References
Edible uses
Medicinal uses
[1][2]
Material uses & Functions
Botanic
[4][5][3]
Propagation
Cultivation
Environment
Cultivation
Uses
Edible uses
None listed.
Material uses
None listed.
Medicinal uses
None listed.
Functions & Nature
Functions
Provides forage for
Provides shelter for
Environment
Hardiness Zone
4
Heat Zone
?
Water
moderate
Sun
full sun
Shade
no shade
Soil PH
acid, neutral, alkaline
Soil Texture
sandy, loamy
Soil Water Retention
well drained
Environmental Tolerances
  • Drought
Ecosystems
Native Climate Zones
None listed.
Adapted Climate Zones
None listed.
Native Geographical Range
None listed.
Native Environment
None listed.
Ecosystem Niche
None listed.
Root Zone Tendancy
None listed.
Life
Deciduous or Evergreen
?
Herbaceous or Woody
?
Life Cycle
annual, biennial
Growth Rate
?
Mature Size
0.6 x meters
Fertility
?
Pollinators
?
Flower Colour
?
Flower Type
hermaphrodite











References

  1. ? 1.01.1 Usher. G. A Dictionary of Plants Used by Man. Constable ISBN 0094579202 (1974-00-00)
  2. ? 2.02.12.2 Chevallier. A. The Encyclopedia of Medicinal Plants Dorling Kindersley. London ISBN 9-780751-303148 (1996-00-00)
  3. ? 3.03.13.23.33.43.5 Huxley. A. The New RHS Dictionary of Gardening. 1992. MacMillan Press ISBN 0-333-47494-5 (1992-00-00)
  4. ? Fernald. M. L. Gray's Manual of Botany. American Book Co. (1950-00-00)
  5. ? Cite error: Invalid <ref> tag; no text was provided for refs named PFAFimport-50


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Facts about "Linaria canadensis"RDF feed
Article is incompleteYes +
Article requires citationsNo +
Article requires cleanupYes +
Belongs to familyScrophulariaceae +
Belongs to genusLinaria +
Has common nameBlue Toadflax +
Has drought toleranceTolerant +
Has environmental toleranceDrought +
Has flowers of typeHermaphrodite +
Has hardiness zone4 +
Has lifecycle typeAnnual + and Biennial +
Has mature height0.6 +
Has medicinal partUnknown part +
Has medicinal useAntihaemorrhoidal +, Diuretic + and Laxative +
Has search namelinaria canadensis + and x +
Has shade toleranceNo shade +
Has soil ph preferenceAcid +, Neutral + and Alkaline +
Has soil teloamyture preferenceLoamy +
Has soil tesandyture preferenceSandy +
Has soil water retention preferenceWell drained +
Has sun preferenceFull sun +
Has taxonomy nameLinaria canadensis +
Has water requirementsmoderate +
Is taxonomy typeSpecies +
Tolerates nutritionally poor soilNo +
Uses mature size measurement unitMeters +