Plant DetailShow Menu

Joseph's Coat Alternanthera dentata

Other Common Name(s):

Phonetic Spelling
al-ter-NAN-ther-a den-TAY-ta
Description

Alternanthera dentata is a tropical perennial typically grown as an annual, known for its colorful foliage that ranges from burgundy to purple.  Genus name comes from the Latin words alternans meaning alternating and anthera meaning anther. Alternate anthers in the genus are barren.  Specific epithet means toothed for the toothed leaves. Alternanthera dentata like rich, consistently moist, and well-drained soil.  It has best leaf color when in full sun.  Pinch stem ends to promote compact bushiness.

Season: Spring to frost

Cultivars / Varieties:
  • Purple Knight
  • Snow Queen
Tags:
#purple#tropical#white#sun#deciduous#full sun#partial shade#annual#white flowers#green#purple leaves#green flowers#showy leaves#moist soil#well-drained soil#tropical perennial#burgundy leaves#bushy#burgundy
 
Cultivars / Varieties:
  • Purple Knight
  • Snow Queen
Tags:
#purple#tropical#white#sun#deciduous#full sun#partial shade#annual#white flowers#green#purple leaves#green flowers#showy leaves#moist soil#well-drained soil#tropical perennial#burgundy leaves#bushy#burgundy
  • Attributes:
    Genus:
    Alternanthera
    Species:
    dentata
    Family:
    Amaranthaceae
    Life Cycle:
    Annual
    Perennial
    Country Or Region Of Origin:
    West Indies and Brazil
    Dimensions:
    Height: 1 ft. 0 in. - 3 ft. 0 in.
    Width: 2 ft. 0 in. - 2 ft. 0 in.
  • Whole Plant Traits:
    Plant Type:
    Annual
    Perennial
    Leaf Characteristics:
    Deciduous
    Growth Rate:
    Medium
  • Cultural Conditions:
    Light:
    Full sun (6 or more hours of direct sunlight a day)
    Soil Drainage:
    Good Drainage
    Available Space To Plant:
    12 inches-3 feet
    Usda Plant Hardiness Zone:
    10a, 10b, 11a, 11b
  • Fruit:
    Fruit Type:
    Achene
    Fruit Description:
    Fruit type is technically a utricle, a type of achene.
  • Flowers:
    Flower Color:
    Green
    Insignificant
    White
    Flower Bloom Time:
    Summer
    Flower Description:
    Flower's color are white to greenish.
  • Leaves:
    Leaf Characteristics:
    Deciduous
    Leaf Color:
    Purple/Lavender
    Leaf Value To Gardener:
    Showy
    Leaf Type:
    Simple
    Leaf Arrangement:
    Opposite
    Leaf Shape:
    Lanceolate
    Linear
    Ovate
    Leaf Margin:
    Dentate
    Hairs Present:
    Yes
    Leaf Description:
    Purple to burgandy leaves in a linear-lanceolate to ovate shape. Boldest color comes in full sun.
  • Stem:
    Stem Color:
    Purple/Lavender
    Stem Is Aromatic:
    No
  • Landscape:
    Landscape Location:
    Patio
    Small Space
    Landscape Theme:
    Cottage Garden