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Reseda luteola
  • Weld

a biennial member of the Reseda genus in the family Resedaceae.

Reseda luteola.jpg
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,very alkaline
    Acid to Very alkaline
    The PH range (acidity or alkilinity) of the growth medium ideal for healthy nutrient absorbtion.
    Key
  • Sandy to Clay
    The soil texture this plant prefers for optimal growth.
    Key
Cold & Heat
  • 6
    Zone 6
    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
Reseda luteola has 2 material uses listed
Reseda luteola has 1 medicinal uses listed

Uses

Edible uses

There are no edible uses listed for Reseda luteola.

Material uses

A deep yellow dye is obtained from the plant, it is of very good quality[1][2][3]. The plant is harvested as the last flowers fade[4]. Most of the dye is found in the seed[4]. An oil is obtained from the seed, used in lighting[5].

Unknown part

Dye
Oil

Medicinal uses(Warning!)

Narcotic (mild).

Unknown part

Narcotic

Ecology

Ecosystem niche/layer

Ecological Functions

Nothing listed.

Forage

Nothing listed.

Shelter

Nothing listed.

Propagation

Seed - sow in situ in the spring and only just cover the seed. An autumn sowing usually succeeds in areas where winter temperatures do not fall below about -10°c[6]. The seed germinates in the autumn in the wild.

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



Cultivation

Easily grown in any well-drained neutral to slightly alkaline soil in a sunny position or in some shade if the summers are long and hot[6].

At one time this plant was commonly cultivated for the dye obtained from the leaves and seed but with the advent of chemical dyes it has fallen into disuse[7][1][2]. A good plant for bees and butterflies[6].

Plants dislike root disturbance, they can be transplanted but care must be taken not to break the tap root[8].

Crops

Problems, pests & diseases

Associations & Interactions

There are no interactions listed for Reseda luteola. 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 Reseda luteola.

Descendants

Cultivars

Varieties

None listed.

Subspecies

None listed.

Full Data

This table shows all the data stored for this plant.

Taxonomy
Binomial name
Reseda luteola
Genus
Reseda
Family
Resedaceae
Imported References
Edible uses
Medicinal uses
Material uses & Functions
[1][2][3][4][5]
Botanic
[1][6]
Propagation
Cultivation
Environment
Cultivation
Uses
Edible uses
None listed.
Material uses
  • Unknown part (Dye)
  • Unknown part (Oil)
Medicinal uses
  • Unknown part (Narcotic)
Functions & Nature
Functions
Provides forage for
Provides shelter for
Environment
Hardiness Zone
6
Heat Zone
?
Water
moderate
Sun
full sun
Shade
no shade
Soil PH
acid, neutral, alkaline, very alkaline
Soil Texture
sandy, loamy, clay
Soil Water Retention
well drained
Environmental Tolerances
    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
    biennial
    Growth Rate
    ?
    Mature Size
    1.5 x 0.5 meters
    Fertility
    self fertile
    Pollinators
    Bees, Insects, Self
    Flower Colour
    ?
    Flower Type
    hermaphrodite











    References

    1. ? 1.01.11.21.3 Clapham, Tootin and Warburg. Flora of the British Isles. Cambridge University Press (1962-00-00)
    2. ? 2.02.12.2 Uphof. J. C. Th. Dictionary of Economic Plants. Weinheim (1959-00-00)
    3. ? 3.03.1 Komarov. V. L. Flora of the USSR. Israel Program for Scientific Translation (1968-00-00)
    4. ? 4.04.14.2 Johnson. C. P. The Useful Plants of Great Britain. ()
    5. ? 5.05.1 Polunin. O. Flowers of Europe - A Field Guide. Oxford University Press ISBN 0192176218 (1969-00-00)
    6. ? 6.06.16.26.3 Huxley. A. The New RHS Dictionary of Gardening. 1992. MacMillan Press ISBN 0-333-47494-5 (1992-00-00)
    7. ? F. Chittendon. RHS Dictionary of Plants plus Supplement. 1956 Oxford University Press (1951-00-00)
    8. ? Buchanan. R. A Weavers Garden. ()


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