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Callistemon salignus

Callistemon salignus

Most loved for its soft willow-like foliage, flushes of pink-tinged new growth, and cream to pink bottlebrush flowers that bring year-round ornamental appeal.

Regular price $140.00
Sale price $140.00 Regular price
Tax included. Shipping calculated at checkout.
Pot size
Available batches
Size: 30cm/33cm
Current height guide
Please enquire
Pot size
30cm/33cm

Approximate only. Minimum height important? Confirm with us.

Height guide & disclaimer

Height guide disclaimer: Height ranges are approximate only. As living products, plant heights naturally vary between individual plants, batches, and seasons. No guarantee is given that supplied plants will fall within the stated range. If minimum heights are required, you must confirm current batch heights with Evergreen Trees Direct prior to purchase. Variation in height is normal and is not grounds for return, refund, replacement, or compensation.

Quantity

Order multiple sizes

Mix pot sizes and batches in one order.

Size / batchEachQuantity
30cm/33cmApprox. height: Approx. 0.7m – 0.8m$140.00
40cm/45LApprox. height: Approx. 1.7m – 2.2m$280.00
100LApprox. height: Enquire for current heights$700.00

Height guide & disclaimer

Height guide disclaimer: Height ranges are approximate only. As living products, plant heights naturally vary between individual plants, batches, and seasons. No guarantee is given that supplied plants will fall within the stated range. If minimum heights are required, you must confirm current batch heights with Evergreen Trees Direct prior to purchase. Variation in height is normal and is not grounds for return, refund, replacement, or compensation.

Subtotal before discounts & delivery$0.00

Delivery is calculated at checkout.

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Measure only the boundary you intend to plant—exclude gates and gaps. Spacing is centre to centre. Quantities are rounded up for one row, allowing roughly half the spacing at each end. Site conditions and pruning affect the final hedge.

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    About Callistemon salignus

    Callistemon salignus flushes soft pink new growth over willow-like foliage several times a year, then carries cream to pale pink bottlebrush flowers through spring and summer. The Willow Bottlebrush gives more year-round colour than a plain green screening tree without asking for any extra care.

    Callistemon salignus grows to 5 to 10 metres tall and 3 to 5 metres wide at 40 to 70 centimetres per year, with a dense upright habit and papery bark that develops character with age. It can be run as a tall privacy screen, a rural shelterbelt, or lifted to a single trunk as a feature tree.

    This Australian native is frost hardy, surviving heavy and frequent frost without damage, and tolerates poor soils, extended dry and seasonal waterlogging once established. It grows in full sun and is widely used in civic and revegetation planting because it performs with almost no maintenance.

    Frequently Asked Questions

    About Callistemon salignus

    How tall does Callistemon salignus grow?

    Callistemon salignus grows to 5 to 10 metres tall and 3 to 5 metres wide. It is one of the taller bottlebrushes and is often used where a screen needs real height rather than a low hedge.

    How fast does Willow Bottlebrush grow?

    It grows at 40 to 70 centimetres per year once established, forming a usable screen within three to four years in reasonable soil with water through the first two summers.

    What colour are the flowers?

    Flowers are cream to pale pink, appearing through spring and summer with sporadic flushes at other times. They are softer in tone than the vivid reds of most bottlebrushes.

    Why does the new growth look pink?

    New foliage emerges soft pink to bronze before hardening to green. Flushes occur several times through the growing season, and trimming triggers another, so a maintained plant carries colour for much of the year.

    Is Callistemon salignus frost hardy?

    Yes. It is frost hardy and survives heavy and frequent frost without damage, which suits it to inland tablelands districts as well as coastal and lowland sites.

    Does it tolerate wet ground?

    Yes. Callistemon salignus handles seasonal waterlogging better than most screening trees, which makes it useful along drainage lines, dam edges and low-lying paddock corners.

    How far apart should I plant it for a screen?

    Plant 1.5 to 2 metres apart for a dense screen at this scale, or 3 to 4 metres apart as individual feature trees where the papery trunk can develop.

    Foliage

    Evergreen (foliage year round)

    Position
    • Full Sun
    Form
    • Upright
    • Shrub
    • Narrow
    Use
    • Screening or Privacy
    • Shrubs
    • Rural Property Planting
    • Revegetation or Regeneration
    • Council or Civic Landscapes
    • Plant in Pots (or) Suitable for Pots
    Mature height
    5m to 10m (approx.)
    Mature width
    3m to 5m

    Planting Information

    How To Plant Your Callistemon salignus

    Site: Choose a well-drained position in full sun to part shade with room for the canopy to develop.

    Soil preparation: Enrich the planting area with quality compost and aged manure for a strong establishment phase.

    Hole: Dig twice as wide as the root ball and the same depth.

    Planting: Position level with the surrounding soil, backfill gently, firm in, then water deeply to settle the roots.

    Recommended Planting Spacing For Your Callistemon salignus

    Hedging and screening: 1 to 1.5 metres apart for a dense informal screen, or 80 centimetres apart for a tighter formal hedge.

    Avenue planting: 3 metres apart for a uniform soft-textured avenue.

    Callistemon salignus is expected to grow 40cm to 70cm per year (approx.).

    • Fast Growth Rate

    Long Term Care For Your Callistemon salignus

    Watering: Water deeply twice weekly through the first 12 months. Once established, this is drought tolerant and only needs a deep soak during extended dry periods.

    Mulching: Apply a 5 to 7 centimetre layer of organic mulch over the root zone, keeping it 5 centimetres clear of the trunk.

    Pruning: Tip prune in late winter and again in summer to build dense growth. For a formal hedge, light shaping two to three times a year keeps lines crisp.

    Fertilising: Apply a slow-release native blend in early spring and again in autumn. Avoid high-phosphorus formulations as a precaution.

    Pest and disease: Hardy against most pests and diseases. Occasional inspection in warm humid conditions is all that's needed.

    Planting Your Callistemon salignus in Different Soil

    Callistemon salignus performs best in well-drained sandy loam or loam with a slightly acidic to neutral pH. Adaptable to a wide range of soils when drainage is improved with organic matter.

    Sandy soil: Free-draining and ideal. Mulch well to maintain consistent moisture.

    Clay soil: Improve drainage with gypsum and organic compost before planting.

    Loam: The preferred soil for steady root development and consistent growth.

    pH: Slightly acidic to neutral preferred. Mulch with composted leaf litter to maintain levels naturally.

    Uses in my Garden

    Uses in my Garden

    • Screening or Privacy
    • Shrubs
    • Rural Property Planting
    • Revegetation or Regeneration
    • Council or Civic Landscapes
    • Plant in Pots (or) Suitable for Pots

    Callistemon salignus works in an:

    • Australian Native Garden – celebrates local plants with natural character.
    • Coastal Garden – relaxed, seaside feel with hardy, textural plants.
    • Modern Garden – sleek, minimal, and design-led planting.
    • Wildlife Garden – planting to attract birds, bees, and pollinators.
    • Low-maintenance Garden – resilient choices for easy care and year-round appeal.

    Is Callistemon salignus Evergreen or Deciduous?

    Callistemon salignus is an Evergreen (foliage year round) Tree

    Mature Height & Width

    Mature Height: 5m to 10m (approx.)

    Mature Width: 3m to 5m

    Callistemon salignus is expected to grow 40cm to 70cm per year (approx.).

    Growth Rate of Callistemon salignus

    Callistemon salignus is expected to grow 40cm to 70cm per year (approx.).

    They are considered to have a:

    • Fast Growth Rate

    Frost Tolerance & Ideal Climate to plant Callistemon salignus

    Is Callistemon salignus frost tolerant?

    Callistemon salignus is Frost Hardy – Survives heavy and frequent frost without damage.

    Does Callistemon salignus Flower?

    Callistemon salignus produces soft cream to pale-yellow bottlebrush flowers from late spring through summer. These lightly coloured cylindrical blooms sit along the branch tips, creating a gentle seasonal display that pairs beautifully with its pink-tinged new growth and attractive bark.

    Does Callistemon salignus flower?

    • Yes - Flowers

    Flowering Period:

    • Summer
    • Spring
    • Sporadic

    Flower Type:

    • Fluffy

    Flower Colour:

    White

    Is Callistemon salignus an Australian Native Tree?

    Yes

    Callistemon salignus is Native to Native to eastern Australia, where it grows naturally along creeks and moist sites. Widely used in cultivation for its adaptability and fine-textured foliage.

    What is the Wildlife Value of Callistemon salignus ?

    Its nectar-rich flowers attract honeyeaters, native bees, butterflies and beneficial insects, while the dense, evergreen foliage provides excellent cover and nesting habitat for small birds. The extended flowering season offers valuable support to pollinators throughout the warmer months.

    How much Sunlight does Callistemon salignus need?

    Callistemon salignus will thrive best in:

    • Full Sun

    Preferred Soil?

    Callistemon salignus performs best in well-drained sandy or loam soils and prefers slightly acidic to neutral conditions. It tolerates poorer soils but may struggle in heavy clay or waterlogged areas unless improved with organic matter and coarse material to boost drainage. Keep soil evenly moist during establishment, then reduce watering as the tree matures and develops excellent drought resilience.

    Is Callistemon salignus Drought Tolerant?

    Is Callistemon salignus Drought tolerant?

    As a young tree it requires regular watering, but once established Callistemon salignus develops excellent drought tolerance. It thrives in hot, dry and coastal environments and maintains dense foliage and reliable flowering with minimal supplementary watering.

    Frequently Asked Questions

    Frequently Asked Questions

    Frequently Asked Questions

    • Can Callistemon salignus handle wet conditions? While it prefers well-draining soils, it can tolerate occasional wet conditions.
    • Is it suitable for containers? Yes, in its younger stages, it can be grown in large containers with good drainage.

    Compare sizes side by side

    30cm/33cm

    Approx. 0.7m – 0.8m

    40cm/45L

    Approx. 1.7m – 2.2m

    100L

    Enquire for current heights

    Heights are approximate and vary between individual trees.

    Callistemon salignus is loved for its soft willow-like foliage, flushes of pink-tinged new growth, and cream to pink bottlebrush flowers that bring year-round ornamental appeal.

    We take pride in supplying A+ grade advanced trees. When stock at our farm is not yet ready, we work with our trusted trade suppliers to source the best available trees for your garden.

    Plant Your Callistemon salignus With:

    Enriched Planting Mix (AO Certified)

    Enriched Planting Mix is a certified organic blend of Pure Magic Compost, composted animal manure, gypsum, composted coarse bark and a wetting agent, bagged in 30L. It is built to be dug through existing garden soil at planting time rather than used on its own, and the gypsum is what sets it apart from a plain compost.

    Gypsum helps break up heavy clay so water and roots can move through it, while the compost and manure return organic matter and nutrient to tired ground. The coarse bark holds structure and keeps air around the root zone, and the wetting agent keeps moisture in the soil longer after rain or watering.

    Use it when planting trees, shrubs, roses, fruit trees and exotic garden plants, particularly into clay. Dig a hole twice the width of the pot and 7 centimetres deeper, then mix roughly one third planting mix through the excavated soil. Spread 7 centimetres of that improved soil in the base before setting the plant in.

    Frequently Asked Questions

    About Enriched Planting Mix

    What is Enriched Planting Mix made from?

    It is a blend of Pure Magic Compost, composted animal manure, gypsum, composted coarse bark and a wetting agent. Each part has a job. The compost and manure supply organic matter and nutrient, the gypsum works on clay structure, the bark keeps air around the roots and the wetting agent holds moisture in the soil.

    What plants is it suitable for?

    It suits exotic garden plants, including roses, ornamental and deciduous trees, fruit trees, shrubs and perennials, and it earns its keep most on heavy clay sites. It is a planting mix rather than a potting mix, so its job is improving soil at planting time. Phosphorus sensitive natives are the one clear exception.

    Is it safe for natives?

    No, not for the phosphorus sensitive ones. The composted animal manure in this blend lifts phosphorus well above what Proteaceae such as Banksia, Grevillea, Hakea and Protea will tolerate, and the result can be leaf burn, dieback and plant death. Use the Native Potting Mix for those species, or plant them into unimproved local soil.

    Is it certified organic?

    Yes. It is a certified organic product with no chemical additives, which is why the manure and compost in it are fully composted rather than raw. That makes it sound around fruit trees and vegetable beds, and it means you are adding genuine organic matter to your soil rather than a synthetic conditioner.

    How much do I need?

    Work on roughly one third planting mix to two thirds of the soil you dug out of the hole. For a shrub out of a 200 millimetre pot that is only a few litres. An advanced tree going into a large hole will take considerably more. Judge the quantity by the volume of the hole rather than the size of the plant.

    Can I use it in pots?

    It is not a potting mix and should not be used on its own in a container. The blend is designed to be diluted through garden soil, and used straight in a pot it holds too much water and settles badly. For containers, reach for a premium potting mix, or the native mix if you are potting natives.

    Does it need to be watered in?

    Yes. Water the plant well several hours before you plant it, then water thoroughly again once the hole is backfilled and the soil firmed down. That first deep watering settles the improved soil around the root ball and drives out air pockets. Keep the water up over the first few months while the roots establish.

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