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Eucalyptus cladocalyx

Eucalyptus cladocalyx

Most loved for its tall, straight trunk with smooth, patchy bark in cream and grey tones, combined with its resilience in dry conditions.

Regular price $700.00
Sale price $700.00 Regular price
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Size: 100L
Current height guide
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Pot size
100L

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.

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Size / batchEachQuantity
100LApprox. height: Approx. 1.3m – 1.9m$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.

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    About Eucalyptus cladocalyx

    Eucalyptus cladocalyx, the Sugar Gum, is a large South Australian native with an upright trunk and a dense, high-held canopy. The smooth bark peels in patches of cream, yellow and orange over grey. Adult leaves are glossy green above and noticeably paler beneath, so the crown flickers in wind.

    It takes full sun, poor shallow soils and salt-laden wind, and once established it is very drought hardy. Frost tolerance is moderate, so it handles light to moderate frost but not severe cold. Growth is about 1 to 1.5 metres a year. It performs across South Australia, Victoria, southern New South Wales and southern Western Australia.

    Sugar Gum is the classic farm shelterbelt tree of southern Australia, and it also stands up in civic parkland, along avenues and as a shade tree on acreage. The timber is hard and durable. At 20 to 35 metres it is a big tree, so keep it well clear of houses, sheds and services.

    Frequently Asked Questions

    About Sugar Gum

    What is Sugar Gum?

    Eucalyptus cladocalyx is a large evergreen eucalypt from South Australia, mainly the Flinders Ranges, Eyre Peninsula and Kangaroo Island. It carries a straight trunk, a high dense crown and smooth bark that peels to cream, yellow and orange. It has been planted across southern Australia for shelter, shade and durable timber since the nineteenth century.

    How big does Eucalyptus cladocalyx grow?

    It grows 20 to 35 metres tall, occasionally reaching 40 metres on good ground, with a canopy up to 20 metres across. That makes it one of the larger trees in this range. It is suited to farms, parks and broad landscapes, not to standard suburban blocks or planting near buildings and overhead services.

    Is Sugar Gum drought tolerant?

    Yes, strongly so. Once established it holds up through long dry summers on shallow, poor and rocky soils, which is why it was planted so widely across the drier parts of South Australia and Victoria. It also shrugs off wind. Give it deep, infrequent watering for the first two summers to send the roots down.

    Is Sugar Gum suitable for coastal positions?

    Yes. It handles salt-laden coastal wind well and is a standard shelterbelt species along exposed southern coastlines, though it does better set back from frontline dune positions rather than in the first row. In very exposed sites the crown will lean with the prevailing wind, which is normal and does no harm to the tree.

    Is Sugar Gum safe to plant around livestock?

    Use some care. Sugar Gum foliage contains cyanogenic compounds, and there are documented cases of stock losses in Australia where hungry sheep or cattle have gorged on fallen branches or heavy leaf fall. The risk is low when stock have adequate feed, but avoid dropping prunings into a paddock and clear fallen limbs after storms.

    When does Sugar Gum flower?

    Cream to white flowers open from mid-summer into early autumn, roughly January to March, in clusters through the outer canopy. They carry heavy nectar and are worked hard by honeyeaters, lorikeets and bees, which is one reason the species is valued for farm forestry and habitat plantings. Flowering varies in strength from year to year.

    How do I care for Sugar Gum?

    Water deeply through the first two summers, then it is largely self-sufficient. Mulch the root zone and keep the trunk clear. Fertiliser is not needed. Form-prune early to a single leader, since a well-structured trunk matters on a tree this size, and check for dead limbs after storms in exposed positions.

    Foliage

    Evergreen (foliage year round)

    Position
    • Full Sun
    Form
    • Upright
    • Dense
    Use
    • Shade Tree
    • Feature Tree
    • Avenue Planting
    • Council or Civic Landscapes
    • Rural Property Planting
    Mature height
    20m to 35m (approx.)
    Mature width
    10m to 20m

    Planting Information

    How To Plant Your Eucalyptus cladocalyx

    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 Eucalyptus cladocalyx

    Feature tree: 3 to 4 metres apart to allow the full canopy and form to develop.

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

    Eucalyptus cladocalyx is expected to grow 1m to 1.5m per year (approx.).

    • Fast Growth Rate

    Long Term Care For Your Eucalyptus cladocalyx

    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: Minimal pruning required. Light tip prune in late winter to maintain shape, and remove lower branches as the tree grows to develop a clean feature trunk.

    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 Eucalyptus cladocalyx in Different Soil

    Eucalyptus cladocalyx 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

    • Shade Tree
    • Feature Tree
    • Avenue Planting
    • Council or Civic Landscapes
    • Rural Property Planting

    Eucalyptus cladocalyx works in an:

    • Australian Native Garden – celebrates local plants with natural character.
    • Woodland Garden – layered, naturalistic design under dappled light.
    • Low-maintenance Garden – resilient choices for easy care and year-round appeal.

    Is Eucalyptus cladocalyx Evergreen or Deciduous?

    Eucalyptus cladocalyx is an Evergreen (foliage year round) Tree

    Mature Height & Width

    Mature Height: 20m to 35m (approx.)

    Mature Width: 10m to 20m

    Eucalyptus cladocalyx is expected to grow 1m to 1.5m per year (approx.).

    Growth Rate of Eucalyptus cladocalyx

    Eucalyptus cladocalyx is expected to grow 1m to 1.5m per year (approx.).

    They are considered to have a:

    • Fast Growth Rate

    Frost Tolerance & Ideal Climate to plant Eucalyptus cladocalyx

    Is Eucalyptus cladocalyx frost tolerant?

    Eucalyptus cladocalyx is Frost Tolerant – Can handle light to moderate frost once established.

    Does Eucalyptus cladocalyx Flower?

    Eucalyptus cladocalyx produces clusters of creamy-white fluffy flowers from late summer into autumn. These soft blooms sit along the upper branches and offer a gentle seasonal display that pairs beautifully with its smooth, patchy bark and glossy green foliage.

    Does Eucalyptus cladocalyx flower?

    • Yes - Flowers

    Flowering Period:

    • Summer

    Flower Type:

    • Fluffy

    Flower Colour:

    Cream

    Is Eucalyptus cladocalyx an Australian Native Tree?

    Yes

    Eucalyptus cladocalyx is Native to South Australia, particularly Kangaroo Island, the Flinders Ranges, and the Eyre Peninsula, where it grows on rocky slopes and coastal hills.

    What is the Wildlife Value of Eucalyptus cladocalyx ?

    Its nectar-rich late-summer flowers attract honeyeaters, native bees, butterflies and a wide range of beneficial insects. The large evergreen canopy provides excellent shelter, perching and nesting habitat for small birds, while the shedding bark supports insects and microfauna that enrich garden biodiversity.

    How much Sunlight does Eucalyptus cladocalyx need?

    Eucalyptus cladocalyx will thrive best in:

    • Full Sun

    Preferred Soil?

    Eucalyptus cladocalyx performs best in well-drained sandy or loam soils and tolerates slightly acidic to slightly alkaline conditions. It can struggle in poorly drained clay unless significantly improved with organic matter and coarse material to enhance aeration. Keep soil evenly moist during establishment, then transition to deep, occasional watering as the tree matures to support its vigorous growth, structural stability and outstanding drought resilience.

    Is Eucalyptus cladocalyx Drought Tolerant?

    Is Eucalyptus cladocalyx Drought tolerant?

    As a young tree it requires regular watering, but once established Eucalyptus cladocalyx develops exceptional drought tolerance. It thrives in hot, dry, windy and coastal environments and maintains its tall, straight form with minimal supplementary watering.

    Frequently Asked Questions

    Frequently Asked Questions

    Frequently Asked Questions


    Is Eucalyptus cladocalyx suitable for small gardens?
    No, it is best suited for large landscapes, farms, or rural properties due to its size.

    How fast does it grow?

    It has a fast growth rate, typically adding 1–2m per year under ideal conditions.

    Does it require regular pruning?

    Minimal pruning is needed unless shaping is required or to remove deadwood.

    Is it drought-tolerant?
    Yes, once established, it thrives in dry conditions with little to no supplemental watering.

    Does it attract wildlife?
    Yes, it provides food and shelter for birds, pollinators, and other native fauna.

    Compare sizes side by side

    100L

    Approx. 1.3m – 1.9m

    Heights are approximate and vary between individual trees.

    Eucalyptus cladocalyx is loved for its tall, straight trunk with smooth, patchy bark in cream and grey tones, combined with its resilience in dry conditions.

    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 Eucalyptus cladocalyx 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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