1. Home
  2. Encyclopedia
  3. Bur ragweed (Ambrosia confertiflora)
Bur ragweed (Ambrosia confertiflora)-i
Bur ragweed (Ambrosia confertiflora)-i
Bur ragweed (Ambrosia confertiflora)-i
Bur ragweed (Ambrosia confertiflora)-i
Bur ragweed (Ambrosia confertiflora)-i
Bur ragweed (Ambrosia confertiflora)-i

Bur ragweed

Scientific name
Ambrosia confertiflora

Basic Information

Asteraceae Family Ambrosia Genus Bur ragweed Species
Asteraceae > Ambrosia > Ambrosia confertiflora
83%
The Completeness of This Encyclopedia

Please help us complete the encyclopedia, Terrarium is a encyclopedia service to be completed with everyone in the world. Currently, this page is 83% complete. For more information on how to contribute, please click here.

  • Annual
  • Forb/herb
Height
100cm ~ 150cm
Flower Color
    Leaf Color
    Anthesis
    summer, fall
    Sunlight Exposure
    Full Sun
    Hardiness Zones
    7
    Cold resistance
    Fair
    Heat resistance
    Good
    Habitat of origin
    United States
    Growth Rate
    Fast

    What is Bur ragweed (Ambrosia confertiflora)?

    What is Bur ragweed (Ambrosia confertiflora)

    Bur ragweed, scientifically known as Ambrosia confertiflora, is a that belongs to the Asteraceae Once, native to There, specifically found in the southwestern and northern Mexico. This is an annual that can grow up to 1 meter The flowers of Ambrosia confertiflora are small and inconspicuous, with a greenish color. They are arranged in dense at the top of the The leaves are deeply lobed and have a rough The produces small that are dry and do not have any significant economic or culinary The Ambrosia confertiflora is considered a and is often found in disturbed areas, such as , , and waste areas. It has a high reproductive and can spread rapidly, making it to control. In terms of its ease of growing, Ambrosia confertiflora is a hardy that can tolerate a wide range of conditions. It prefers full sun and can withstand drought However, it is to note that this can cause allergic in some individuals, as it produces pollen that is highly Overall, Ambrosia confertiflora is a common species with greenish flowers, deeply lobed leaves, and small dry It is native to North America and can be found in various disturbed habitats.

    Oliver
      • 0

      • 0

    Flower meaning

    The flower language commonly associated with Bur ragweed in America is mischief. Bur ragweed convey playfulness, pranks, lighthearted humor. Flower language vary culture, context. Consider recipient preferences, background with flower symbolism.

    Oliver
      • 0

      • 0

    Calendar of Bur ragweed (Ambrosia confertiflora)

    Calendar

    Bur ragweed, also known as Ambrosia artemisiifolia, is a plant species native to North America, including the United States. In late summer to early fall, it typically blooms. Flowering time varies depending on the region. August and September display vibrant yellow-green flowers. These flowers usually last several weeks. Sunlight, water, and nutrients help ensure longer blooming time. Additionally, removing any competing plants can promote growth and blooming. However, Bur ragweed is considered invasive and can cause allergies due to pollen production. Therefore, take necessary precautions when dealing with this plant. In times of August and September, vibrant yellow-green color display can be seen from the flowers. Several weeks is the usual amount of time the blooming period lasts. Adequate sunlight, water, and nutrients provision is recommended to ensure a longer blooming time. Promoting the growth and blooming of this plant can be helped by removing any competing vegetation. However, it needs to be noted that Bur ragweed is considered as invasive and can create allergies in some people due to its pollen production. Dealing with this plant requires necessary precautions to be taken.

    Oliver
      • 0

      • 0

    How to grow Bur ragweed (Ambrosia confertiflora)

    Watering

    The optimal frequency and technique of providing water for the plant named Bur ragweed depends on changing conditions, plus dirt wetness, and the precise expectations of the plant. In the growing period, that often happens early in the spring and summer, Bur ragweed demands scheduled pouring to hold soil wetness. It is suggested to hydrate the plant once all 3-4 days, confirming the dirt is equally humid but not overflowing. This could be attained by giving a profound watering, permitting the water to enter the root zone. However, in the inactive period, that usually happens in fall and winter, Bur ragweed demands less repeated watering. It is recommended to decrease the watering occurrence to once every 7-10 days, as the plant's water expectations decrease during this time. It is key to check the soil wetness to decide the suitable watering agenda. The dirt should be somewhat moist, but not overly filled, as too much wetness may lead to root decay and other troubles. In summary, the ideal frequency and technique of watering for Bur ragweed contain scheduled watering in the growing period and decreased watering in the inactive period, while confirming the dirt continues somewhat moist.

    Oliver
      • 0

      • 0

    Soil and Fertilizer

    Bur ragweed breeds diversely, evaluated as Ambrosia artemisiifolia. It flourishes under different environmental conditions. The soil texture should support water drainage and an acidity degree between 6.0-7.5. Introducing organic substances improves moisture preservation. Applying equal portions of nitrogen, phosphorus and potassium fertilizer in spring quickens maturation. Scatter the nutrients surrounding the base, eluding contact with leaves. Developed ragweeds thrive with additional slow-discharge fertilizer every 6-8 weeks. Quantities vary by dimension and deficiencies. Carefully follow guidelines. Frequent soil examinations help observe nutrient quantities and acidity. Accordingly, make changes to sustain ideal conditions.

    Oliver
      • 0

      • 0

    Sunlight and Place

    Bur ragweed, a plant commonly found in North America, exhibits a moderate tolerance to cold temperatures. It can withstand temperatures as low as -10°C, making it suitable for regions with mild to moderate winters. However, it is not well-suited for extremely cold climates. In terms of heat tolerance, Bur ragweed is highly adaptable and can thrive in hot and dry conditions. It can withstand temperatures as high as 40°C, making it suitable for regions with hot summers. Bur ragweed prefers full sun exposure and requires a minimum of 6 hours of direct sunlight per day to thrive. It is not well-suited for shady areas or locations with limited sunlight. When it comes to summer and winter survival, Bur ragweed is an annual plant that completes its life cycle within a year. It typically germinates in the spring, grows throughout the summer, and produces flowers and seeds in the fall. During winter, the plant dies off, and new plants grow from the seeds in the following spring. In terms of placement, Bur ragweed can be planted in various soil types, including sandy, loamy, and clay soils. It prefers well-drained soil but can tolerate some moisture. It is important to note that Bur ragweed is considered a weed and can spread uncontrollably. Therefore, growth monitoring is recommended.

    Oliver
      • 0

      • 0

    Advanced Information of Bur ragweed (Ambrosia confertiflora)

    Pruning

    Bur ragweed needs regular cutting. Cut back overgrown branches in late winter or early spring. Use clean tools. Remove dead branches first. Improve air flow. Encourage bushy growth by trimming long branches. Clean up cut branches to avoid diseases or insects spreading.

    Oliver
      • 0

      • 0

    Planting and Harvest

    Bur ragweed needs adequate sunlight, water, and well-drained soil. After removing it from the nursery container, plant it at the same ground level or repot it in a container with drainage. Repot when bigger. Give proper care to ensure good plant health. Regularly check for problems. The plant can be potted or planted in-ground. Consider the growth habit and size when deciding. For potting, choose a container with drainage holes and potting soil. Place the plant in the center and fill gaps with more soil. Water thoroughly after. For in-ground planting, select a spot with full sun and well-drained soil. Dig a hole slightly bigger than the root ball. Put the plant in the hole at the same level as before. Backfill then firm the soil gently. Water thoroughly after planting.

    Oliver
      • 0

      • 0

    Propagation

    Bur ragweed requires propagation through various methods including sowing mature seeds collected from the plant in well-draining soil while keeping moist and sunlight. For division, carefully separate and replant root clumps sections with enough roots and foliage into pots or ground. Take stem cuttings from healthy plants, remove lower leaves, dip cut end in rooting hormone and plant in well-draining potting mix while keeping moist and indirect light until roots develop. Leaf cuttings by taking leaves, placing veins in contact with moist soil or water in a container in a warm humid place until roots. Harvesting when mature and desired parts like leaves or flowers ready.

    Oliver
      • 0

      • 0

    Pests and Diseases

    Bur ragweed, also known as Ambrosia artemisiifolia, is susceptible to various pests and diseases. The beetle Ophraella communa feeds on the leaves, causing defoliation and stunting growth. Another pest is the aphid Aphis spp. which sucks sap, leading to wilting and distorted leaves. Diseases include powdery mildew Erysiphe cichoracearum, a white powdery coating, and rust Puccinia spp. which are orange or brown pustules. Maintaining good air circulation and avoiding overhead watering can help reduce humidity and fungal growth. Drought or nutrient deficiencies can also cause withering. However, Bur ragweed is highly invasive and considered a weed in many regions, so its control and management are crucial to prevent spread and negative impacts.

    Oliver
      • 0

      • 0

    Habitat of Bur ragweed (Ambrosia confertiflora)

    Habitat

    Toxicity of Bur ragweed (Ambrosia confertiflora)

    Health Benefits

    edible
    Inedible
    Toxic
    toxic

    NO DATA

    Toxic for dogs and cats

    NO DATA

    Q&A of Bur ragweed (Ambrosia confertiflora)

    • Is there a recommended way to choose Bur ragweed?