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    • Photo of Ambrosia chamissonis by The Watershed Nursery

    Photo by The Watershed Nursery

    Used with permission, all rights reserved

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    Ambrosia chamissonis

    Also Known As

    • Silver Beach Burr
    • Silver Beachweed
    • Silver Burr Ragweed

    Plant type

    perennial

    size

    • H: 6"-12"
    • W: 24"-60"

    planting zones

    • 8a-11

    More Options

    Ambrosia chamissonis plant details

    Ambrosia chamissonis is a broadleaf deciduous or semi-evergreen perennial with blue foliage. In spring and summer chartreuse and green flowers emerge. Attracts bees, beneficial insects, birds and butterflies making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular - low water. Drought tolerant once established. Prefers to be dry in summer. Does well in average, gritty, lean and well-drained soil. A good option if you're seeking something for erosion control and seaside / salt tolerant.

    CHARACTERISTICS OF Ambrosia chamissonis

    Plant type: perennial
    Plant family: asteraceae
    Foliage: deciduous or semi-evergreen blue
    Mature size: 24 IN - 60 IN - wide, 6 IN - 12 IN - tall
    Flowers: chartreuse and green blooms in spring and summer

    GROWING CONDITIONS for Ambrosia chamissonis

    USDA Zones: 8a - 11
    Sun exposure: sun - mostly sun
    Watering frequency: regular - low
    Resistant to: deer and rabbit, erosion and seaside / salt
    Soil needs: average, gritty, lean and well-drained

    Nursery contributed plant descriptions

    Silvery beachweed is sprawling perennial that grows about 1' tall and 5' wide. Grows on sand dunes and in gravelly places along coast. Plant smells sweet. In ancient times people thought eating sweet-smelling plants rendered long life, as Ambrosia, food of the gods, rendered immortal life. Native to California and is also found outside of California, but is confined to western North America. The seeds are an important winter food for many bird species and used as food by the larvae of a number of butterflies and moths. Plant used as medicine for strength and healing. Found in coastal dunes. prefers the coastal strand and backshores of sandy beaches. Communitites located in Coastal Strand Between 0 and 82 feet.

    By: The Watershed Nursery

    Gardening facts about Ambrosia chamissonis plant

    How to Grow Ambrosia chamissonis

    • Sun Exposure

      • sun - mostly sun

    • Water Needs

      • regular - drought tolerant

    • Water Needs

      • dry in summer

    • Soil Needs

      • average
      • lean
      • well-drained
      • gritty

    • Special Situation

      • seaside / salt tolerant
      • erosion control

    Features

    • Foliage Color

      • blue

    • Flower Color

      • chartreuse
      • green

    • Wildlife

      • beneficial insects
      • birds
      • bees
      • butterflies
      • deer resistant
      • rabbit resistant

    • Flower Season

      • summer
      • spring

    • Foliage Season

      • deciduous
      • semi-evergreen

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