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    Farming & Crop Protection Prostrate amaranth

    Prostrate amaranth [Amaranthus blitoides]

    Heat-loving, annual seed-propagated weed with richly branched lateral shoots reaching a length of up to 50 cm. Mainly found on loose, nutrient-rich soils that are in good condition. In recent years, the plant has been found more frequently in southern Germany and southern Europe. It was introduced with seed from North America at the end of the 19th Century.


    Prostrate amaranth - image 1

    Prostrate amaranth - image 1

    Prostrate amaranth - image 2

    Prostrate amaranth - image 3

    Prostrate amaranth - image 4

    Pest Profile

    • About the pest


      Cotyledons are linear-slightly lanceolate (Picture 1). Leaves are obovate (oval with a narrower basal end) to spatulate, with a thin pointed tip. The leaves and stems are often reddish in color (Picture 2). The flowers are found in the axis and are green or red in color (Picture 3). The seeds are angular, black, shiny and remain viable in the soil for several years.

      Symptoms & Diagnosis


      Beets, maize, spring cereals.