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Superbells® Double Amber Double Calibrachoa Calibrachoa  

Flower Season
  • Spring
  • Summer
  • Fall
Mature Size
12" 2' 30cm 61cm
Height: 6" - 12"
Spread: 12" - 2'
Height: 15cm - 30cm
Spread: 30cm - 61cm
  • 6 - 12 Inches
    8 - 12 Inches
    12 - 24 Inches
    15cm - 30cm
    20cm - 30cm
    30cm - 61cm

    Features

    Abundant, small petunia-like flowers all season on cascading growth are part of easy double calibrachoa care, with no deadheading necessary. Superbells® Double Amber flowers are a warm, radiant color bridging yellow and orange, often characterized as a honey-toned hue.

    Award Winner
    Continuous Bloom or Rebloomer
    Long Blooming
    Fall Interest
    Heat Tolerant
    Deadheading Not Necessary

    Characteristics

    Plant Type: 
    Annual
    Height Category: 
    Short
    Garden Height: 
    6 - 12 Inches 15cm - 30cm
    Trails Up To: 
    30 Inches 76cm
    Spacing: 
    8 - 12 Inches 20cm - 30cm
    Spread: 
    12 - 24 Inches 30cm - 61cm
    Flower Colors: 
    Yellow
    Flower Shade: 
    Amber
    Foliage Colors: 
    Green
    Foliage Shade: 
    Green
    Habit: 
    Mounding Trailing
    Container Role: 
    Spiller

    Plant Needs

    Light Requirement: 
    Part Sun to Sun

    The optimum amount of sun or shade each plant needs to thrive: Full Sun (6+ hours), Part Sun (4-6 hours), Full Shade (up to 4 hours).

    Maintenance Category: 
    Easy
    Bloom Time: 
    Planting To Hard Frost
    Hardiness Zones: 
    9a, 9b, 10a, 10b, 11a, 11b
    Water Category: 
    Average
    Needs Good Drainage
    Uses: 
    Container
    Uses Notes: 

    Double Calibrachoa do not like to have constantly damp soil. They will do well in the ground only with good drainage. For most gardeners, containers are the best use for these double-flowered calibrachoa.

    Maintenance Notes: 

    Superbells® calibrachoa plants are easy to grow and will flower non-stop from planting to hard frost if simple maintenance tasks are performed. Growing Superbells in full sun to part sun is important for their strong growth and bloom performance. They do not require deadheading, meaning the removal of spent flowers, to stay in bloom all season.  

     

    Calibrachoa’s roots are sensitive to wet soil and extreme soil pH levels. For these reasons, they grow best in containers with a well-drained potting mix such as Proven Winners Premium Potting Soil. If your garden soil is well-drained and slightly acidic, you may be able to grow calibrachoa in the ground.

     

    Superbells calibrachoa thrive with average moisture and prefer the soil to dry out a little bit before they are watered again. They do not grow well and may develop root rot in soggy soil. However, do not let the plants wilt severely before watering again.

     

    Superbells perform best when fed regularly with Proven Winners plant foods. At planting time, in containers and landscapes, mix Proven Winners Premium Continuous Release Plant Food into the soil, following the rates specified on the packaging. Reapply halfway through the growing season.

     

    Additionally, Superbells should be fed with Proven Winners Premium Water Soluble Plant Food every third time you water or at least once per week according to the rates specified on the packaging.

     

    By midsummer, it will be time to trim up your Superbells. Trim the longest stems, bringing them in line with the others, taking care not to remove more than 20% of the plant. Follow up by feeding them with water soluble plant food to promote fresh new growth and blooms.

     

    Read more Superbells calibrachoa care tips.

    Superbells® Double Amber Calibrachoa   'KLECA20428' Can 6,671, US Utility 7,786,342
  • 5
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    Browse reviews from people who have grown this plant.
    • I planted superbells, superbena, and these, and they are the only ones dying. Such a disappointment..

      Diana
      , Pennsylvania
      , United States
      , 2 years ago
    • I grew the Double Amber for the first time in 2021. They got HUGE! I had several 12 inch planters on our porch steps overflowing with these gorgeous flowers. They bloomed constantly all summer and through to a hard frost.

      MandiGardener
      , Illinois
      , United States
      , 4 years ago
    • This is my new favorite annual! Next year, I’ll be ordering it in additional colors. Bloomed all summer long, no deadheading required (but I did deadhead it occasionally).

      Barbara Gilligan
      , Pennsylvania
      , United States
      , 6 years ago
  • Award Year Award Plant Trial
    2023 Top Performer University of Tennessee - Knoxville
    2023 Top Performer University of Minnesota - Morris
    2023 Top Performer Cincinnati Zoo and Botanical Garden
    2023 Leaders of the Pack - containers North Carolina State, JC Raulston Arboretum
    2023 Top Performer Penn State University
    2021 Top Performer - Hanging Basket University of Minnesota - Grand Rapids
    2021 Top Performer University of Tennessee - Knoxville
    2021 Director's Select & Best of Species Penn State University
    2021 Top Performer - Basket Mississippi State University - Crystal Springs
    2021 Top Performer University of Georgia
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