Photo of Dahlia imperialis 'California Angel' flower by Annie's Annuals & Perennials

Photo by Annie's Annuals & Perennials

Used with permission, all rights reserved

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Dahlia imperialis 'California Angel'

Also Known As

  • Dahlia imperialis 'Double White'
  • Double White Tree Dahlia

Plant type

perennial, bulb / corm / tuber

size

  • H: 12'
  • W: 3'

planting zones

  • 8a-11

More Options

Dahlia imperialis 'California Angel' plant details

Dahlia imperialis 'California Angel' is a fast-growing broadleaf deciduous perennial bulb / corm / tuber with green foliage. In fall white flowers emerge. Attracts bees and hummingbirds making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and even moisture - regular water. Does well in rich and well-drained soil. A good option if you're seeking something heat tolerant.

CHARACTERISTICS OF Dahlia imperialis 'California Angel'

Plant type: perennial bulb / corm / tuber
Plant family: asteraceae
Foliage: deciduous green
Mature size: 3 FT wide, 12 FT tall
Flowers: white blooms in fall
Uses: cutting garden, double flowers, fall color, tropical-looking

GROWING CONDITIONS for Dahlia imperialis 'California Angel'

USDA Zones: 8a - 11
Sun exposure: sun - mostly sun
Watering frequency: even moisture - regular
Resistant to: heat
Soil needs: rich and well-drained

Nursery contributed plant descriptions

For Fall-early Winter garden drama, it’s hard to beat Dahlia imperialis, commonly known as “Tree Dahlia”. And this hard to find beautiful selection provides extra chills & thrills with its large (4”-6” across) double white blooms. Very fast growing to 12’ tall or more with thick bamboo-like stems & huge tropical leaves, “Tree Dahlias” won’t take up much width in the garden but can be susceptible to wind damage causing snapped stems. This ‘Double White’ version though, was propagated from a shorter plant (8’), which properly withstood winter winds. Grow in full sun & rich soil. Prune back severely after bloom is finished & once again in early Summer for controlled height. Excellent against a house or fence.

Gardening facts about Dahlia imperialis 'California Angel' plant

How to Grow Dahlia imperialis 'California Angel'

  • Sun Exposure

    • sun - mostly sun
  • Water Needs

    • even moisture - regular
  • Soil Needs

    • well-drained
    • rich
  • Special Situation

    • heat tolerant

Features

  • Foliage Color

    • green
  • Flower Color

    • white
  • Wildlife

    • bees
    • hummingbirds
  • Flower Season

    • fall
  • Foliage Season

    • deciduous
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