Photo of Acacia dealbata foliage by Anna Kullgren

Photo by Anna Kullgren

Used with permission, all rights reserved

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Acacia dealbata

Also Known As

  • Racisoerna dealbatum
  • Silver Wattle

Plant type

tree, shrub

size

  • H: 20'-30'
  • W: 10'-20'

planting zones

  • 8b-11

More Options

Acacia dealbata plant details

Acacia dealbata is a fast-growing broadleaf evergreen shrub or tree with blue foliage. In winter yellow flowers emerge. Features glaucous texture. Attracts bees making it an excellent addition to pollinator gardens. Grows well with sun and regular - low water. Drought tolerant once established. Prefers to be dry in summer. Does well in alkaline, average, gritty, lean and well-drained soil. A good option if you're seeking something heat tolerant.

CHARACTERISTICS OF Acacia dealbata

Plant type: shrub or tree
Plant family: fabaceae
Foliage: evergreen blue
Mature size: 10 FT - 20 FT - wide, 20 FT - 30 FT - tall
Flowers: yellow blooms in winter
Uses: cut leaves, fern-like leaves, fragrant, year round interest

GROWING CONDITIONS for Acacia dealbata

USDA Zones: 8b - 11
Sun exposure: sun
Watering frequency: regular - low
Resistant to: heat
Soil needs: alkaline, average, gritty, lean and well-drained

Nursery contributed plant descriptions

The popular golden 'Mimosa' of florists, in some countries it is used in bouquets to celebrate International Women's Day. The leaves of this large shrub/tree (extremely variable 18 to 90') are silvery-green and quite feathery. The spectacular fuzzy, bright-yellow, early spring flowers are sweetly-fragrant, reminiscent of honey. Generally a pioneer species after fire, this lovely variety has become a very popular landscaping plant. Unknown to most it is also an unusual edible; the flowers can be cooked and they are often used in fritters and chutney. The gum that exudes naturally from the trunk is edible and can be used as a substitute for Gum Arabic. The wood is useful for craft and furniture making and features distinct patterns, such as birdseye or tiger striping. This fine plant has received the Royal Horticultural Society's Award of Garden Merit and it fixes its own nitrogen. S/M-D
Vigorous evergreen tree with fine silver-green leaves, masses of yellow flowers late winter. From a tree in Bremerton, WA. 15 °F. This tree in Bremerton is the largest Acacia in Washington that I know of. I'm not sure how long it has been there, but it obviously lived through the freeze of December 1998 as well as January 2004, with temperatures in the teens. It makes a spectacular show of fragrant late winter flowers; unfortunately it was severely pruned just before I took a photo.
This fern-leaved mimosa is hugely handsome in the garden or in a large container with its finely cut, deep gray-green leaves and huge trusses of scented, yellow puffball, spring flowers. Fast growing, to a possible 20-30' in the best conditions, full sun and well-drained soil with good protection from weather extremes. Tolerates both droughty and moist conditions. Frost hardy into the teens °F, mid USDA zone 8, resprouting should the weather be less hospitable.

Gardening facts about Acacia dealbata plant

How to Grow Acacia dealbata

  • Sun Exposure

    • sun
  • Water Needs

    • regular - drought tolerant
  • Water Needs

    • dry in summer
  • Soil Needs

    • alkaline
    • average
    • lean
    • well-drained
    • gritty
  • Special Situation

    • heat tolerant

Features

  • Foliage Color

    • blue
  • Flower Color

    • yellow
  • Wildlife

    • bees
  • Flower Season

    • winter
  • Foliage Season

    • evergreen
  • Texture

    • glaucous
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