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Erectpod Wintercress Barbarea orthoceras

Description

American Yellow Rocket is a biennial or short-lived pernnial herb in the mustard family found in wetland or riparian areas or forests western North America and Asia.  It has bright golden yellow flowers and erect slender green seed pods.

See this plant in the following landscape:
Cultivars / Varieties:
Tags:
#wet sites#problem for horses
 
Cultivars / Varieties:
Tags:
#wet sites#problem for horses
  • Attributes:
    Genus:
    Barbarea
    Species:
    orthoceras
    Family:
    Brassicaceae
    Life Cycle:
    Biennial
    Perennial
    Country Or Region Of Origin:
    Asia, subarctic America
  • Whole Plant Traits:
    Plant Type:
    Perennial
  • Cultural Conditions:
    Light:
    Partial Shade (Direct sunlight only part of the day, 2-6 hours)
    Soil Texture:
    Sand
    Shallow Rocky
    Soil Drainage:
    Moist
  • Fruit:
    Fruit Color:
    Green
    Fruit Description:
    Slender erect pods with many tiny oval oblong seeds
  • Flowers:
    Flower Color:
    Gold/Yellow
    Flower Bloom Time:
    Spring
    Summer
    Flower Size:
    < 1 inch
    Flower Description:
    1/4" wide 4 petaled yellow flowers found in rounded to cylindrical groups in leaf axils reaching 1 1/2" across. 4 green-yellow sepals surround the flower. Flowers form from the tip and continue flowering from May-July.
  • Leaves:
    Leaf Color:
    Green
    Leaf Type:
    Simple
    Leaf Arrangement:
    Alternate
    Rosulate
    Leaf Margin:
    Dentate
    Lobed
    Hairs Present:
    Yes
    Leaf Length:
    1-3 inches
    Leaf Width:
    < 1 inch
    Leaf Description:
    Basal, alternate leaves are deeply lobed with a deep tip lobe and 1-4 pairs of smaller lobes along the petiole. The margin can be lobed or with a few coarse teeth. Basal leaves can be up to 2 1/2" long and up to 1" wide but they get smaller as they ascend the stem.
  • Stem:
    Stem Color:
    Green
    Purple/Lavender
    Stem Is Aromatic:
    No
    Stem Cross Section:
    Angular
    Stem Surface:
    Smooth (glabrous)
    Stem Description:
    Purple-green streaks or stripes single or multiple from the base of the plant, smooth, ridged or angled.
  • Landscape:
    Landscape Location:
    Woodland
    Landscape Theme:
    Rock Garden
    Problems:
    Problem for Horses